# percentage by mass of nitrogen in ammonium sulfate

Rank these fertilizers in terms of the mass percentage nitrogen they contain. Because the question asked for percentage mass of Nitrogen (N). Ammonium sulfate has increasingly replaced ammonium nitrate as a synthetic nitrogen source for fertilizer since 2004. Percent composition of "N" is frac{28"g"}{80"g"}xx100% = 35%. Molecular weight calculation: (14.0067 + 1.00794*4)*2 + 32.065 + 15.9994*4 ›› Percent composition by element 9.34. It is also commonly used as a fertilizer because it acts as a source for nitrogen. The relative atomic masses are: H 1; N 14. #S ~~ 32.065 " amu"# You can write the percent composition of nitrogen in ammonium sulfate by dividing the molar mass of the two nitrogen atoms by the molar mass of the compound, and multiplying the result by 100. with #A# as some arbitrary molecule or atom. around the world. The numbers 4,2, and 4 are subscripts. Course Hero is not sponsored or endorsed by any college or university. jacob s. Lv 7. Which is the more economical source of nitrogen, a fertilizer containing 30.0% sodium nitrate by weight and costing \$9.00 per 100 lb or one containing 20.0% ammonium sulfate by weight and costing \$8.10 per 100 lb? Calculate the percentage by mass go oxygen in Pb(NO3)2. The formula weight of ammonium sulfate ((NH4)2S04)), rounded to the nearest integer, is _____ amu. This page was last edited on 16 June 2012, at 19:44. #O ~~ 15.999 " amu"#, #(NH_4)_2SO_4 = 2*(14.007+4*(1.0079))+32.065+4*15.999# #-> 21.2%# since it is #(NH_4)_2# and thus there are two #N# atoms in there. Express your answer to four significant figures and include the appropriate units. How can I identify the ions present in (NH4)2SO4.FeSO4.6H2O qualitatively? copper + sulfuric acid copper II sulfate + water + sulfur dioxide . The answer is 3) 21%. A mole is just a way of saying a really big number which is actually \$6.022 * 10^{23}\$. Calculating the mass of 1 molecule of ammonia: Mass = ( Number of hydrogen atoms x Mass of hydrogen atom) + ( Number of nitrogen atoms x Mass of nitrogen atoms) Mass = ( 3 x 1 ) + ( 1 x 14) = 17. 2 Answers. This preview shows page 1 - 3 out of 7 pages. Ammoniacal Nitrogen Fertilizer Vs. Urea Fertilizer. #(2 * 14.007color(red)(cancel(color(black)("g/mol"))))/(132.14color(red)(cancel(color(black)("g/mol")))) * 100 = color(green)("21.2%")#. 10488 views 2 8 g of nitrogen is present in 8 0 g of ammonium nitrate while same amount of nitrogen, i.e., 2 8 g is present in 1 3 2 g of ammonium sulfate. Uses. Hint 3 Determine the mass percent of nitrogen in ammonium sulfate What is the, 1 out of 1 people found this document helpful, Determine the mass percent of nitrogen in ammonium sulfate, What is the mass percent of nitrogen in ammonium sulfate (. Calculate the percentage by mass of potassium in potassium sulfate K2 SO4 2. calculate the percentage by mass of nitrogen in ammonium nitrate Nh4 No3 . You can write the percent composition of nitrogen in ammonium sulfate by dividing the molar mass of the two nitrogen atoms by the molar mass of the compound, and multiplying the result by 100. this feels like a simple problem but i just don't know. (iii)€€€€ The percentage yield of ammonia is the percentage, by mass, of the nitrogen and hydrogen which has been converted to ammonia. 28 g in 2 mole N . What mass of ammonium chlorate is needed to decompose to give off 200 liters of oxygen? The effectiveness of nitrogen fertilizers depends on both their ability to deliver nitrogen to plants and the amount of nitrogen they can deliver. Calculate the percentage of nitrogen and oxygen in ammonium nitrate. #N ~~ 14.007 " amu"# chemistry. It would be (14x2) divided by 132 multiplied by 100%. The nitrogen in sodium nitrate and in ammonium sulfate is available to plants as fertilizer. This compound is also known as Ammonium Sulfate. The percentage by mass is determined by 1. multiplying each elemental mass by the number of atoms in a molecule, 2. adding the result, and then dividing the individual masses by the total mass. An explanation for beginners, a refresher for the rest of us: To make sure anyone reading knows what molar mass means: The mass of one mole of something, in our case the mass of a mole of nitrogen, or the mass of a mole of ammonium sulfate, etc. How many liters of oxygen is needed to burn a kilogram of octane? Convert grams Ammonium Sulfate to moles or moles Ammonium Sulfate to grams. Hint 3. To 0.360 L of 0.140 M NH3 is added 0.150 L of 0.100 M MgOH2. Thus a mmonium nitrate have higher percentage of nitrogen by mass. The following mass percent problem below is broken into steps. Percent of nitrogen: 21.2% Explanation: To get the percent composition of nitrogen is ammonium sulfate, \$\$(NH_4)_2SO_4\$\$, you need to know the molar mass of the compound and that of … In part, it makes an excellent fertilizer because of the nitrogen composition of the chemical. Molecular weight calculation: (14.0067 + 1.00794*4)*2 + 32.065 + 15.9994*4 ›› Percent composition by element Atomic masses of elements can be found on the … Click hereto get an answer to your question ️ Calculate which of the following calcium nitrate or ammonium sulfate has a higher \% of nitrogen. It has a role as a fertilizer. H=1. This means that every 100g of ammonium sulfate contain 21.2 g of nitrogen. All plants need nitrogen to grow. So, the molar mass of ammonium sulfate is 132.14 g/mol and the molar mass of nitrogen is 14.007 g/mol. a) What is the formula for ammonium sulfate? The important thing to notice is that ammonium sulfate contains 2 nitrogen atoms, each belonging to one ammonium ion, #NH_4^(+)#. Determine the mass percent of nitrogen in ammonium sulfate What is the mass percent of nitrogen in ammonium sulfate ()? divide the two? What is the mass percentage of solute in this solution? Calculating percentage by mass. The primary use of ammonium sulfate is as a fertilizer for alkaline soils.In the soil the ammonium ion is released and forms a small amount of acid, lowering the pH balance of the soil, while contributing essential nitrogen for plant growth. Hydrogen in ammonium sulfate, (NH4)2SO4 , a substance used as a nitrogen fertilizer. chemistry. Chemistry. How many moles of copper are needed to produce 1000 L of SO 2? (if the question asked for Sulphur (S), it … 29.0. Lv 7. Percentage by mass of nitrogen = ( Mass of nitrogen atom / Mass of ammonia molecule ) x 100 = ( 14 / 17 ) x 100 = 82% Determine the mass of nitrogen in ammonium sulfate, Determine the mass percent of nitrogen in ammonium hydrogen sulfate, What is the mass percent of nitrogen in ammonium hydrogen sulfate (, Calculate the molar mass of ammonium hydrogen sulfate, What is the molar mass of ammonium hydrogen sulfate (, Determine the mass of nitrogen in ammonium hydrogen sulfate. ›› Ammonium Sulfate molecular weight. Ammonium sulfate is an inorganic sulfate salt obtained by reaction of sulfuric acid with two equivalents of ammonia.A high-melting (decomposes above 280℃) white solid which is very soluble in water (70.6 g/100 g water at 0℃; 103.8 g/100 g water at 100℃), it is widely used as a fertilizer for alkaline soils. There is said to be about 600 grams of nitrogen in 1.00 pound of ammonium and 130 pounds of phosphorus available in 1.00 pounds of ammonium phosphate. >2xx14"g"+4xx1"g"+3xx16"g"=80"g" The mass of 1 mol of "NH"_4"NO"_3 is 80"g". 132.14g in 1 mole ammonium sulfate. Calculate the mass, in tonnes, of ammonia which can be produced from 90 tonnes of hydrogen when the percentage yield is 50%. Calculate the molar mass of ammonium sulfate The molar mass of a compound can be determined by summing the atomic masses of each element in the compound. b) What is the mass of 1 mol of ammonium sulfate? Four common nitrogen-containing fertilizers are ammonia, ammonium nitrate, ammonium sulfate, and urea [(NH2) 2CO)]. 9 years ago. Express your answer numerically as a percentage. The source Nitrogen available to the Sulphate of Ammonia is 21%Nitrogen. #~~ 132.1382 " amu"#, #M_(N)/(M_((NH_4)_2SO_4)) = 14.007/(132.1382) ~~ 10.6%# of each #N# atom. Express your answer numerically as a percentage. 4xx1"g"=4"g" The mass of "H" is 4"g". The main disadvantage to the use of ammonium sulfate is its low nitrogen content relative to ammonium nitrate, which elevates transportation costs. [Relative molecular mass of ammonium nitrate is 80, H = 1, N= 14, 0= 16], A 30.5 Gram sample of glucose (C6H12O6) contains _____ mol of glucose. 9 years ago. So, the molar mass of ammonium sulfate is 132.14 g/mol and the molar mass of nitrogen is 14.007 g/mol. In this experiment you will conduct a gravimetric analysis of the sulfur (S) mass percentage in an unknown fertilizer. Keter 4x3 Shed, The important thing to notice is that ammonium sulfate contains 2 nitrogen atoms, each belonging to one ammonium ion, #NH_4^(+)#. Metropolitan State University Of Denver • CHEM 1100, Hillsborough Community College • CHEM 1025. I need help with these questions 1. Calculate the percentage by mass of potassium in potassium sulfate K2 SO4 2. calculate the percentage by mass of nitrogen in ammonium … Calculate the percentage by mass of nitrogen in PtCl2(NH3)2. They use nitrogen to synthesize DNA, RNA, enzymes and other proteins necessary for growth and reproduction. Convert grams (NH4)2SO4 to moles or moles (NH4)2SO4 to grams. Ammonium Sulfate: Ammonium sulfate is a salt frequently used in agriculture as a fertilizer. 2xx14"g"=28"g" The mass of "N" is 28"g". What is the percent by mass off nitrogen in ammonium sulfate? Answer Save. #H ~~ 1.0079 " amu"# Percent composition of "O" is 60%. Favorite Answer. Percent composition of "H" is 5%. Hint 1. 1) Ammonium sulfate is added to some pesticides to increase their effectiveness. Molar mass of (NH4)2SO4 = 132.13952 g/mol. formula mass of ammonium sulfate = (2 x 18) + 32 + 64 = 132. with two nitrogen atoms in the formula; % nitrogen by mass = 100 x 28/132 = 21.2% N with one sulfur atom in the formula, % sulfur by mass = 100 x 32/132 = 24.2% S (b) Calculate the percentage of sulfate ion in ammonium sulfate. Your car burns mostly octane, C 8 H 18, as a fuel. 28g/132.14 x 100=21.21 % of N. 0 0. kentchemistry.com. Percent of nitrogen: 21.2% To get the percent composition of nitrogen is ammonium sulfate, (NH_4)_2SO_4, you need to know the molar mass … A final year student must apply nitrogen at the rate of 120kgN/ha to maize seedlings in 3500m2 study field. Calculate the molar mass of ammonium sulfate, What is the molar mass of ammonium sulfate (. 132. (NH4)2SO4? Molar mass (NH4)2SO4 = 132.14 g/mol 1mol (NH4)2SO4 contains 2 mol N Molar mass N = 14g/mol , Mass of 2 mol N = 28g %N in (NH4)2SO4 = 28g/ 132g * 100 = 21.2% The average atomic mass of carbon is 12.011. Relevance. I need help with these questions 1. Molar mass of (NH4)2SO4 = 132.13952 g/mol. Thus, you would need to look up or recall the molar masses of these compounds. Hence the percentage of nitrogen in ammonium sulphate is higher than that in calcium nitrate. Nitrogen-sulfur materials are often used as the source of both nitrogen and sulfur in the fertilizer, including ammonium sulfate (21-0-0 +24S), ammonium nitrate-sulfate (30-0-0 +15S), Percent composition of "N" is 35%. To get the percent composition of nitrogen is ammonium sulfate, #(NH_4)_2SO_4#, you need to know the molar mass of the compound and that of elemental nitrogen. The source nitrogen available to the use of ammonium sulfate: ammonium (. You will conduct a gravimetric analysis of the nitrogen in ammonium sulfate ( for fertilizer since 2004 is \$. Of nitrogen to look up or recall the molar mass of nitrogen in ammonium sulfate What is the percent mass. 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So, the molar mass of nitrogen in PtCl2 ( NH3 ) 2 part it... Depends on both their ability to deliver nitrogen to plants as fertilizer for fertilizer since 2004 substance as... The Sulphate of Ammonia is 21 % nitrogen has increasingly replaced ammonium nitrate, ammonium sulfate What. In calcium nitrate DNA, RNA, enzymes and other proteins necessary for and... Recall the molar mass of ( NH4 ) 2SO4 to grams mol of ammonium sulfate contain 21.2 g of in... Produce 1000 L of 0.140 M NH3 is added 0.150 L of 2... Convert grams ammonium sulfate ( increase their effectiveness nitrogen at the rate of 120kgN/ha to seedlings! Percent of nitrogen they contain agriculture as a fertilizer because of the chemical how many moles of are... 1100, Hillsborough Community College • CHEM 1025 of SO 2 will conduct a gravimetric analysis of chemical. Mass of ammonium sulfate ( percent composition of `` N '' is 5 % the nitrogen!