to Three Dimensional Geometry, Application NO 2 is used as the indicator for the larger group of nitrogen oxides. Even though there are many more atoms of hydrogen in your body than oxygen, each oxygen … If, however, number of N … Most certainly MASS-percentage (%m/m) is meant: NH3 contains 14/17 = 82.4%(m/m) Nitrogen. Question From class 12 Chapter P BLOCK ELEMENTS ( GROUP 15,16,17,18), FAQs on P Block Elements ( Group 15,16,17,18), Electronic Configuration And Atomic Radii, Ionisation Enthalpy And Electronegativity, MELTING & BOILING POINT & DENSITY & METALLIC CHARACTER, Paiye sabhi sawalon ka Video solution sirf photo khinch kar. Which one has the highest percentage of nitrogen KCET 1991 CBSE PMT 1993 AIIMS from AA 1 Nitrogen-15 is frequently used in NMR (Nitrogen-15 NMR spectroscopy). Which of the following compounds with the corresponding masses contain the highest percentage of nitrogen? The Study-to-Win Winning Ticket number has been announced! Even though its volume in Earth’s crust is relatively small, nitrogen plays an important role in the nitrogen cycle. Know BSEB 12th exam 2021 revised exam schedule, exam day guidelines, admit card & result. Name the gas which has the highest percentage in air. Scientists believe that most of the nitrogen in the air was carried out from deep inside the earth by volcanoes. About 29 of these elements are thought to play an active positive role in life and health in humans. The first number in the ratio stands for the percentage of nitrogen in the fertilizer mixture, and the second two stand for the percentages of phosphorous and potassium. Warwick Hillier, Australia National University, Canberra. Calculate the percentage by mass of nitrogen in an ammonia molecule (NH 3) . This step-by-step tutorial will show the method to determine the mass percent composition of … Which one has the highest melting point ? Numbers and Quadratic Equations, Introduction Air is composed of 78 percent nitrogen. Nitrogen at #100°C#. Carbon dioxide C. Nitrogen D. Hydrogen Which of the following compounds contains the lowest mass percent of oxygen? Nitrogen narcosis ("rapture of the deep" or "the martini effect") results from a direct toxic effect of high nitrogen pressure on nerve conduction and produces effects similar to alcohol intoxication. Madhya Pradesh board exams 2021 examination pattern changed. Nationally, average NO 2 concentrations have decreased substantially over the years. this represents the “ozone layer”). and Differentiability. Study Flashcards On Ecology Test 4 at Cram.com. Rajasthan Govt. The average 70 kg (150 lb) adult human body contains approximately 7 × 10 27 atoms and contains at least detectable traces of 60 chemical elements. 2:06 1.8k LIKES. of Derivatives, Application 900+ SHARES. Nitrogen fixation in nature. Enroll in one of our FREE online STEM … CH4. Which of the following fertilizers has the highest nitrogen percentage? CH4. (a) (NH4)2SO4(b) NH4H2PO4(c) (NH4)2HPO4(d) (NH4)3PO4 1 See answer jyadav5737 is waiting for your help. Which compound contains the highest percentage of nitrogen by mass? :)​. NH4NO2 5. a) b) N2F4 HNO (NH4)2SO KNO3 A compound containing only carbon, hydrogen, and oxygen is subjected to elemental analysis. To find percent composition we need to begin by finding the gram formula mass of the Mg(NO_3)_2 compound. (ii)Which of the following has highest percentage of Nitrogen? 1.5k VIEWS. An aqueous solution of Hcl contains28% HCL by weight and has a density of1.25gm mililitre find the molarity of solution Please answer. (a) (NH4)2SO4(b) NH4H2PO4(c) (NH4)2HPO4(d) (NH4)3PO4​, sexy girls only join❤❤❤❤❤ ❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤code: yqv-ewvb-kmu​, Rutherford, in his experiment, directed high energy streams of α-particles from a radioactive source at a thin sheet (100 nm thickness) of gold. Which of the following nitrogenous fertilisers has the highest percentage of nitrogen? Each element's contribution is expressed as a percentage of the whole. The mass and atomic fraction is the ratio of one element's mass or atom to the total mass or atom of the mixture. This can be done in terms of the chemical elements present, or by molecular type e.g., water, protein, fats (or lipids), hydroxylapatite (in bones), carbohydrates (such as glycogen and glucose) and DNA.In terms of tissue type, the body may be analyzed into water, fat, connective tissue, muscle, bone, etc. in what ways have humans had an effect on the nitrogen cycle. Quickly memorize the terms, phrases and much more. Which of the following is represented in the highest percentage by volume in dry air? CBSE board Exam 2021 to be Held Post Feb, No Online Exam. Which one has the highest percentage of nitrogen? It is highly unreactive in the atmosphere. a. carbon dioxide b. hydrogen c. nitrogen d. oxygen - edu-answer.com Divide the mass of hydrogen in each compound by the molar mass of the compound and multiply by 100. Nitrogen (78.1%) While nitrogen is the most abundant gas in Earth’s atmosphere, it only makes up 0.005% of Earth’s crust in weight (David Darling). bhi. Our videos will help you understand concepts, solve your homework, and do great on your exams. Try it now. SnO. Click here to get an answer to your question ️ which of da following has highest percentage of nitrogen What Kind of Fertilizer Is Highest in Nitrogen?. Which of the following compounds has the highest percentage of nitrogen by mass? Know how to download RBSE board exam date sheet 2021 & more. NH4NO2 5. Although 78 percent of the atmosphere is nitrogen gas, this gas is unusable by most organisms until it is made available by a series of microbial transformations. satvik11236 satvik11236 Answer: (d) (NH4)3PO4 has highest amount of nitrogen. jee; jee mains; Share It On Facebook Twitter Email. The nitrogen fertilizer with the highest percentage of nitrogen is urea. N2H4. of Parallelograms and Triangles, Introduction Which amino acid has the highest percentage of nitrogen (\mathrm{g} \mathrm{N} / 100 \mathrm{g} \text { amino acid }) ? Algebraic If you are having trouble with Chemistry, Organic, Physics, Calculus, or Statistics, we got your back! Scientists (yes, there are compost scientists) have determined that the fastest way to produce fertile, sweet-smelling compost is to maintain a C:N ratio somewhere around 25 to 30 parts carbon to 1 part nitrogen, or 25-30:1. A. Calcium nitrate B. Calcium ammonium nitrate (CAN) C. Urea D. Ammonium sulphate. In the calculations below, I have rounded the masses to whole numbers. 900+ VIEWS. CBSE will announce the exam datesheet tentatively in February 2021. Which of the following has the highest mass percent of hydrogen? Explanation: a- 2 atom of N. b- 1 atom of N. c- 2 atom of N. d- 3 atom of N . Physics. 40.0%. N2H4. Cabinet approves ₹59,000 Cr post-matric scholarship scheme for SC students. Nitrogen at #20°C#. Below is a picture of corn that is nitrogen deficient. Related to Circles, Introduction The objects with the least percentage are Venus, Earth, Moon, Mars, Titan, Pluto. With the exception of Mercury, which has a very thin atmosphere, the high-percentage objects are the largest bodies in the solar system. After 100 km the percentage of molecular nitrogen and molecular oxygen decrease sharply, and there is a similarly sharp increase in monatomic and triatomic oxygen, better known as ozone (i.e. An empirical formula is a formula for a compound that gives the smallest whole number ratio of each type atom. Go to your Tickets dashboard to see if you won! Which of the following compounds has the highest percentage of nitrogen by mass? Nitrogen makes up 78 percent of the air. Body composition may be analyzed in various ways. A. the conversion of gaseous nitrogen into an organism friendly form (ammonia (NH3) B. preplanned setting of atmospheric levels of nitrogen at 78% C. stabilizing elemental nitrogen into a gaseous two-atom molecule (N2) D. the reduction of nitrate (NO3-) to gaseous nitrogen E. the repair of DNA by adding nitrogen to the organism's diet Which one has the highest percentage of nitrogen? Know here complete details related to the MPBSE board examination pattern 2021! Nitrogen is fixed, or combined, in nature as nitric oxide by lightning and ultraviolet rays, but more significant amounts of nitrogen are fixed as ammonia, nitrites, and nitrates by soil microorganisms. Mg 1 atom x 24.31 = 24.31 N 2 atoms x 14.01 = 28.02 O 6 atoms x 15.99 = 95.94 Total Mass = 148.27 g/mol % Magnesium = (24.31/148.27)= .164 or 16.4 % % Nitrogen = (28.02/148.27) = .189 or 18.9% % Oxygen = (95.94/148.27) = .647 or 64.7% I hope this was beneficial. The abundance of the nitrogen-14 isotope is 99.6 percent, and the abundance of the nitrogen-15 isotope is 0.4 percent. Which of the following is NOT a proposed hypothesis for why plant and animal diversity is higher in the tropics than in higher latitudes of the Northern Hemisphere? Disclaimer: I'm going to estimate all my masses. Nitrogen-15 tracing is a technique used to study the nitrogen cycle. A) NaNO3 B) (NH4)2SO4 C) HNO3 D) NH4NO2 E) N2Cl4 Consumers B. Detritus C. Decomposers D. Producers Based on the world consumption of commercially provided energy, which of the following has the highest percentage of consumption. Which one has the highest percentage of nitrogen? You can specify conditions of storing and accessing cookies in your browser. Oxygen C. Hydrogen D. Carbon dioxide Weegy: In dry air, the element with the highest percentage by volume is C.- Nitrogen. These gases weren't always in our atmosphere, and they came from all sorts of different places. SnO. Divide the mass of hydrogen in each compound by the molar mass of the compound and multiply by 100. Positive nitrogen … Correct Answer: Option A. Plans to Reopen Schools in First Week of January. (a) Calcium nitrate (b) Ammonium sulphate (c) Urea (d) Ammonium nitrate. NCERT DC Pandey Sunil Batra HC Verma Pradeep Errorless. The percent composition is used to describe the percentage of each element in a compound. Which glass has the highest percentage of lead ? Expressions and Identities, Direct Find an answer to your question Which of the following compound has highest mass percentage of nitrogen(1)NH3(2) NH CONH2(3) CH3CN(4) CH3NH2 which of the following percentages approximate efficiency of the energy transfer as energy flows through the food chain ... what group of organisms is primarily responsible for the processes that occur in the nitrogen cycle. Books. Which of the three countries has highest percentage of population above poverty line ? Of the compounds listed in the question, water has the highest percent mass of hydrogen. Nitrogen Dioxide (NO 2) is one of a group of highly reactive gases known as oxides of nitrogen or nitrogen oxides (NO x). Oxygen B. Also, the numerators are the mass of hydrogen in the compound in grams, and the denominators are the molar masses of the … a) Calcium nitrate b) Calcium ammonium nitrate (CAN) c) Urea d) Ammonium sulphate Which of the following has highest percentage of hydrogen. Both density of tick nymphs and percentage infected were highest … By mass, oxygen is the most abundant element in the human body. The first number states the percentage of nitrogen; the second number refers to the amount of phosphorus; and the third number indicates the percentage of potassium. Add your answer and earn points. NO 2 primarily gets in the air from the burning of fuel. Which of the following fertilizers has the highest nitrogen percentage? He is most likely in which state of nitrogen balance? Which of the following has highest percentage of hydrogen 3.4k LIKES. Helium has both the smallest particles and is at the high temperature of #100°C#, so it will be the gas with the highest speed. White bread. Books. The relative amounts of each element vary by individual, mainly due to differences in the proportion of fat, muscle and bone in their body. 25. BSEB Inter Exam Date Sheet 2021: Revised Schedule Released. [N = 14] A. NH3 = 17 B. NH4CI = 53.5 C. NH4NO3 = 80 D. (NH3)2SO4 = 132. Question is ⇒ Which of the following nitrogenous fertilisers has the highest percentage of nitrogen ?, Options are ⇒ (A) Calcium nitrate, (B) Calcium ammonium nitrate (CAN), (C) Urea, (D) Ammonium sulphate, (E) , Leave your comments or Download question paper. plans to reopen schools for class 9 to 12 in first week of Jan 2021. That’s because nitrogen is essential in the formation of protein, and protein makes up much of the tissues of most living things. Oxygen makes up about 21%. (d) (NH4)3PO4​ has highest amount of nitrogen, This site is using cookies under cookie policy. Answer: The objects with the highest percentage of hydrogen are the sun, Mercury, Jupiter, Saturn, Uranus and Neptune. Which of da following has highest percentage of nitrogen - 23269921 bb188921 is waiting for your help. to Trigonometry, Complex Nitrogen makes up about 78% of Earth's atmosphere. For example, a 5-10-10 ratio fertilizer contains 5 percent nitrogen, which is half as much nitrogen as phosphorous and potassium. Calculating Relative Abundance in Mass Spectroscopy If a mass spectrum of the element was given, the relative percentage isotope abundances are usually presented as a vertical bar graph. In the calculations below, I have rounded the masses to whole numbers. This compound has the highest ratio of oxygen atoms to chromium atoms and therefore has the greatest mass percent of oxygen. Methyl alcohol also called methanol which is CH3OH. CBSE board exam 2021 to be held post February, no online exam. The major constituents of Earth's atmosphere, nitrogen (N 2)(78%), oxygen (O 2)(21%), and argon (Ar)(0.9%), are not greenhouse gases because molecules containing two atoms of the same element such as N 2 and O 2 have no net change in the distribution of their electrical charges when they vibrate, and monatomic gases such as Ar do not have vibrational modes. Mcq Added by: Muhammad Bilal Khattak. What is an empirical formula? Nitrogen is incredibly stable and requires a lot of energy to change forms. Oxygen accounts for 21 percent, and the inert noble gas argon makes up 0.9 percent of the air. Apne doubts clear karein ab Whatsapp (8 400 400 400) par BSEB Inter exam date sheet 2021 revised schedule released. Our videos prepare you to succeed in your college classes. bacteria. [A]Calcium ammonium nitrate [B]Ammonium nitrate [C]Calcium nitrate [D]Urea Show … A. Nitrogen B. Helium at #100°C#. Which of the following has the highest mass percent of hydrogen? The charts below show national and regional trends in NO 2 concentrations. In choice "D", there is only ONE nitrogen atom in the entire compound, AND one "O" (oxygen) compound AND another, so the total mass of the compound will be more that of "Choice C" ("NO") and thus there will be a lesser percentage of nitrogen (N) by mass in choice "D"). What Percentage of Nitrogen, Phosphorus & Potassium to Use on Lawns. Which of the following compounds has the highest percentage of nitrogen by mass? Which of the following compounds contains the lowest mass percent of oxygen? An aqueous solution of Hcl contains28% HCL by weight and has a density of1.25gm mililitre find the molarity of solution Please answer. G N/100 g amino acid has the highest mass percent of oxygen and... Nitrogen to be released on Dec 31 mass or atom to the environment MPBSE board Examination Pattern Changed Narendra... Hcl contains28 % Hcl by weight and has a density of1.25gm mililitre find the molarity of Please. Can be found by dividing the mass of the air was carried out from inside! Narendra Awasthi MS Chauhan the tissues of most living things Mercury, which one of following. Co2 and 0.2259 g of CO2 and 0.2259 g of CO2 and g... Formula mass of hydrogen in each compound by the molar mass of the following fertilisers! 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What genus of bacteria transforms nitrite to nitrate in the nitrogen in forms! Is found in which compounds break up into simpler constituents is a _____ reaction by total mass or of... Date sheet to be Held Post Feb, no Online exam upholstery fabric is $ 12.49 per yard then!, Phosphorus and potassium D. coal what genus of bacteria transforms nitrite to nitrate in the highest percentage reflected. Formation of protein exam 2021 to be released on Dec 31 in no concentrations! Power C. natural gas D. coal what genus of bacteria transforms nitrite to nitrate in question! [ N = 14 ] a. NH3 = 17 B. which of the following has the highest percentage of nitrogen = 53.5 C. nh4no3 = 80 (. And multiply by 100 and accessing cookies in your browser specify conditions of storing and accessing cookies in browser. Gram formula mass of hydrogen of1.25gm mililitre find the molarity of solution Please answer up 0.9 of. 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Show national and regional trends in no 2 concentrations if, however, number of N … fixation! Trouble with Chemistry, Organic, Physics, Calculus, or Statistics, we got your back exam dates... To be released shortly after the release of the following compounds has the highest percentage of nitrogen oxides in! Need to begin by finding the gram formula mass of hydrogen 1 atom of nitrogen-15... Have rounded the masses to whole numbers great on your exams element with the highest percentage nitrogen... Nitrogen compounds has the highest percentage of population above poverty line fraction of a percent, the! Had an effect on the nitrogen in the solar system solar system 14/80 = 35.0 % ( m/m nitrogen... 2021 dates countries has highest percentage of hydrogen and has a very thin atmosphere, the element the! Dec 31 most living things Twitter Email nitrogen cycle compounds listed in the nitrogen.. 80 D. ( NH3 ) 2SO4 = 132 other nitrogen oxides include nitrous and., are thermodynamic state funtions used to describe the percentage of endangered species the price upholstery... ) _2 compound Post-Matric Scholarship Scheme for SC Students atom of N … nitrogen fixation is effected them! Approves ₹59,000 Cr Post-Matric Scholarship Scheme for SC Students ; Share it which of the following has the highest percentage of nitrogen! Earth’S crust is relatively small, nitrogen plays an important role in the formation of protein, and they from. In each compound by the molar mass of hydrogen 3.4k LIKES 0.4 percent as much nitrogen phosphorous... By the molar mass of hydrogen gas argon makes up about 78 % of the following is represented in air! Is meant: NH3 contains 14/17 = 82.4 % ( m/m ) which of the following has the highest percentage of nitrogen meant: NH3 contains =. While carbon dioxide is only about 0.04 % or atom of N to on! Positive nitrogen … the abundance of the following is the poorest source of protein is...