Read Efficient Fertilizers.Use a table to record the name of the fertilizer, date first used and consumption with recent date.. 2. {/eq}. Formula: NH4NO3 . Calculate the amount in moles of 1.6g of ammonium nitrate: [2] c. Calculate the percentage by mass of nitrogen in ammonium nitrate: [2] d. For each batch of 4kg of ammonium hydroxide used: i. Calculate the mass percent composition of nitrogen in NH3. The gram formula mass of ammonium nitrate is 80.04 and the gram atomic mass of nitrogen is 14.0067. Calculate the grams of nitrogen in 125 g of each fertilizer. Solved: Calculate the percentage by mass of nitrogen in NH4NO3 (ammonium nitrate). Convert grams NH4NO3 to moles or moles NH4NO3 to grams. {/eq}. Calculate the mass percent composition of nitrogen in CO(NH2)2. Services, Calculating Percent Composition and Determining Empirical Formulas, Working Scholars® Bringing Tuition-Free College to the Community, (1) Two nitrogen atoms with mass {eq}(2)\cdot (14\ g) = 28\ g gram atomic mass of nitrogen is 14.0067. 1. Examples include NH3, CO(NH2)2, NH4NO3, and (NH4)2SO4. calculate the percentage of nitrogen in the following fertilizer i NH4NO3 ii NH4/2SO4 . When did organ music become associated with baseball? Most fertilizers consist of nitrogen containing compounds. Calculate the Total Pounds of Nitrogen per 1,000 ft² Now that we have the total pounds of fertilizer per 1,000 ft², we can do some quick math to get how much Nitrogen we’re throwing down. If one mol of NH4NO3 contains 6.022 x 10^23 molecules of NH4NO3, and each molecule contains two nitrogen atoms (notice the two Ns representing nitrogen in the chemical formula), then there are 2 x 6.022 x 10^23 nitrogen atoms in two mol of NH4NO3. © copyright 2003-2020 Study.com. All rights reserved. Calculate the mass percent composition of nitrogen in NH3. Therefore, the percent by The percent composition is used to describe the percentage of each element in a compound. Analysis / composition: 21% N-NH 4, 73% SO 4 Formula: (NH4)2SO4 . Calculate the percentage by mass of nitrogen in {eq}NH_4NO_3 Rank the following fertilizers in decreasing order of mass percentage of nitrogen: KNO3, NH3, (NH4)2SO4, (NH4)2HPO4, NH4NO3, (NH4)H2PO4 Calculate the mass percent composition of nitrogen in each of the fertilizers listed. To calculate molecular weight of a chemical compound enter it's formula, specify its isotope mass number after each element in square brackets. Grade: 21-0-0. Molecular weight calculation: Please Realize Each Of These Three Numbers Will Be Different Although The Moles Of Ammonium And Nitrate Will Be Identical. Calculate the percentage by mass of nitrogen in an ammonia molecule (NH 3) . Reveal answer. Create your account. Chemistry The mass of 1 mol of NH4NO3 is 80g. At 30°C, PH20 = 31.8 mmHg. Plants use the nitrogen content in these compounds for protein synthesis. answer! Examples … NH4NO3. The nitrogen content in these compounds is needed for protein synthesis in plants. You calculate the mass of each atom in a formula unit, divide by the formula mass, and multiply by 100 %. Hello! 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% significant digits. Fertilizer: Ammonium Sulfate. This compound is also known as Ammonium Nitrate. Chemistry, 05.10.2019 18:30 sherry59Sherry59. Solution for Calculate the mass percent composition of nitrogen in NH4NO3 Calculate the mass percent composition of nitrogen in (NH4)2SO4 In order to solve your problem, you must first find the molar mass (or mass in amu) of NH4NO3. Calculate the percentage of carbon in glucose, C6H12O6.