jamiemackenzzzie jamiemackenzzzie Answer: 40.2%. you may convert the mass of cuso4 to moles. if there are again 100.0 g of hydrate, how many grams of cuso4 are in it? so … No. d. Most nonelectrolytes are ionic compounds. Correct answer to the question Reaction type Li + N2 Li3N - e-eduanswers.com Please enable Cookies and reload the page. Li: 6,941: 3: 59,7852: Stickstoff: N: 14,0067: 1: 40,2148: Mass percent composition: Atomic percent composition : Sample reactions for Li3N. Asked By adminstaff @ 18/10/2019 01:16 PM. 1 Answer. 1 Answers. Performance & security by Cloudflare, Please complete the security check to access. Mass percent; Lithium: Li: 6.941: 3: 59.7852: Nitrogen: N: 14.0067: 1: 40.2148: Mass percent composition: Atomic percent composition: Sample reactions for Li3N(s) Equation: Reaction type: Li 3 N(s) = Li(s) + N 2 (g) decomposition: Formula in Hill system is Li3N: Computing molar mass (molar weight) To calculate molar mass of a chemical compound enter its formula and click 'Compute'. You may need to download version 2.0 now from the Chrome Web Store. 6Li (s) + N2 (g) ️ 2Li3N (s) what is the theoretical yield of Li3n in grams when 12.6 of Li is heated with 34.4 g of N2? Cammie goes to the gym to exercise 4 times per week altogether how many times does she go to the gym. Answer to: When heated, lithium reacts with nitrogen to form lithium nitride: 6Li(s) + N2(g) arrow 2Li3N(s) a. If the actual yield of Li3N is 5.09 g, what is the percent yield. a. Nonelectrolytes do not dissociate in water. (hint: molar mass of cuso4 = 159.6 g / mole. • the ions in solute supperate from eachouthere, What’s a special glass that most beakers are made of, Astudent is given a sample of a blue copper sulfate hydrate. Molecular weight calculation: 6.941*3 + 14.0067 ›› Percent composition by element Try this by yourself and good luck! the mass of the empty crucible and lid was found earlier to be 22.652 g. he then heats the crucible to expel the water of hydration, keeping the crucible at red heat for 10 minutes with the lid slightly ajar. So, the mass of Li in the compound is = 3(6.94) = 20.82. Solve for x. x = 5.89263 which would be 5.89g. _____g What is the percent yield of the reaction if the actual yield of Li3N is 5.89g ?_____% Hence, the percentage of Li in is 59.8%. Moles Li = 3.50 g / 6.941 g/mol = 0.504 the ratio between Li and N2 is 6 : 1 moles N2 required = 0.504 / 6=0.0840 we have 3.50 g / 28.0134 g/mol=0.125 moles of N2 so N2 is in excess the ratio between Li and Li3N is 6 : 2 moles Li3N = 0.504 x 2 / 6=0.168 of moles of Li₃N formed = (1.77 mol) × (1/3) = 0.590 mol Theoretical yield of Li₃N = (0.590 mol) × (34.83 g/mol) = 20.5 g Percent yield of the reaction = (2.05/20.5) × 100% = 10% One uses 12.3-g of Li to find theoretical of Li3N, the other uses 33.6-g of N2 to find the theoretical yield. 58.3 g. c. 30.3 g. d. 121 g. 2) What statement is true about nonelectrolytes? your answer s... Why was pennsylvania founded, why. It is a fast ion conductor and it has also been studied as an anode material for batteries. when heated, lithium reacts with nitrogen to form lithium nitride: 6li(s) + n2(g) → 2li3n(s) what is the theoretical yield of li3n in grams when 12.5 g of li is heated with 34.1 g of n2? Lv 7. What is the theoretical yield of Li3N in grams when 12.3 g of Li are heated with 33.6 g of N2? mass percentage =. Assume an excess of nitrogen. Be sure to answer all parts. What is the percent of n in li3n See answer ayllalf6222 is waiting for your help. Describe how you would find an object that is about 8 inches long... 2.077× (10 to the -4th power) in scientific notation... Dec 14, 2015 - you and a friend each have a collection of tokens. Hence, the percentage of Li in is 59.8%. asked by Missy on September 14, 2010; Chemistry. I got 19.72 g as my final answer and I just want to make sure I am correct. If the actual yield of Li3N is 5.89 g, what is the percent yield of the reaction? Chemistry. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. What root of x does the expression (x^3/8)^z/3 yield? Convert grams Li3N to moles or moles Li3N to grams. Determine the percent yield. 1 Questions & Answers Place. See the answer. Enter a chemical formula: Browse the list of common chemical compounds. So what it is saying is of what you expected to have at the end you have 80.1% of it. Lithium Solution for What is the % yield of Li3N given that the actual yield is 5.89g as well as 12.3g of Li and 33.6g of N2 ? And millions of other answers 4U without ads. Answer Save. ), Particle model to predict what will happen if a sharp object creates a hole in the soccer ball. A radioactive nuclide has 53 protons and 78 neutrons. Equation : Reaction type: Li 3 N + NH 4 NO 3 = LiNO 3 + (NH 4) 3 N: double replacement: Li 3 N + H 2 O = NH 3 + LiOH: double replacement: Li 3 N = Li + N 2: decomposition: Formula in Hill system is Li3N: Computing molar mass … - 3949476 #"Li"_3"N":# #(3xx6.941 "g/mol Li") + (1xx14.007"g/mol N")="34.83 g/mol Li"_3"N"# Limiting Reactant Divide the mass of each reactant by its molar mass, then multiply times the mole ratio from the balanced equation with the product on top and the reactant on bottom, then multiply times the molar mass of #"Li"_3"N"#. Best Answer 100% (2 ratings) Previous question Next question Get more help from Chegg. Atomic mass of Li is 6.94 and atomic mass of N is 14.0. Molar mass of Li3N = 34.8297 g/mol. Problem: When heated, lithium reacts with nitrogen to form lithium nitride6 Li(s) + N2(g) → 2 Li3NWhat is the theoretical yield of Li3N grams when 12.3 g of Li are heated in excess N 2 ? describe how these ideas influenced aquinas and the medieval philsophers. what per cent of the hydrate is cuso4? Explanation: New questions in Chemistry. Relevance. Chemistry Q&A Library When heated, lithium reacts with nitrogen to form lithium nitride: 6Li(s) + N2(g) → 2Li3N(s) What is the theoretical yield of Li3N in grams when 12.1 g of Li is heated with 33.0 gof N2? Li3N , what is the maximum amount of Li3N which could be formed from 11.79 g of Li and 17.08 g of N2? friend... View a few ads and unblock the answer on the site. 2. on colling, he finds the mass of crucible, lid, and contents to be 23.403 g. the sample was changed in the process to very light clue anhydrous cuso4. Thanks. 6 Li + N2 ---> 2 Li3N. 6Li+N2 = 2Li3N . How many moles of Li3N can be formed from 1.0 mole of Li? The reaction of fluorine with ammonia produces dinitrogen tetrafluoride and hydrofluoric acid. H is the chemical symbol for hydrogen on the Periodic Table of Elements. 1.77 mole Li produces 1.77 * 1/3 = 0.59 mole Li3N 0.59 mole Li3N = 0.59 mole * 48.8364 g/mole = 28.81 g 28.81 g is the theoretical yield of Li3N % yield = actual yield/theoretical yield * 100% H Li3N is used when both chemicals are mixed together. Does the percentage of oxygen in the air decrease as altitude increases PLZ HELP ASAP 20pts. The one that gives the smallest yield of Li3N is the correct one to use. The formula used for mass percentage of an element in a compound is: Atomic mass of Li is 6.94 and atomic mass of N is 14.0. (This is a limiting reactant problem first). Which is the symbol of this nuclide? 40.6 g. b. So, the mass of Li in the compound is = 3 (6.94) = 20.82. ›› Li3N molecular weight. c. Nonelectrolytes dissolve in water to produce ions. Answer: 2 question What is the percent of Li in Li3N? 20.3 g Li3N work it out -- 1.75 mol Li x 2mol Li3N / 6 mol Li x 34.7 g Li3N/ 1 mol Li3N = 20.24 g Li3N A strong electrolyte is one that ____ completely in solution and conducts electricity. Cloudflare Ray ID: 60a7d6e79be271a7 Find answers now! Mass percent; Lithium: Li: 6.941: 3: 59.7852: Nitrogen: N: 14.0067: 1: 40.2148: Mass percent composition: Atomic percent composition: Sample reactions for Li3N. g if the actual yield of li3n is 6.41 g, what is the percent yield of the reaction? There are three Li in the given compound. describe the ideas inspired or borrowed from aristotle. 3) Which statement about diluted solutions is false? What is the theoretical yield of Li3N in grams when 12.3 g of Li is heated with 33.6g of N2? Chemistry. There are three Li in the given compound. So balance 6Li + N2 = 2Li3N. Mass of compound = 20.82 + 14.0 = 34.82. (Li = 6.94 amu, N = 14.01 amu) - the answers to estudyassistant.com (Li = 6.94 amu, N = 14.01 amu) - the answers to estudyassistant.com 80.1% = 4.72/x x 100. This problem has been solved! How many grams of Li3N can theoretically be produced from 1.77 moles of Li? When heated, lithium reacts with nitrogen to form lithium nitride: 6Li+N2 --> 2Li3N What is the theoretical yield of Li3N in grams when 12.4 g of Li … Your IP: 66.70.255.14 When a solution is diluted . Roger the Mole. 10 points If the actual yield of Carbon dioxide is 2.50 g, what is the percent yield for the reaction? b. Nonelectrolytes conduct electricity. Question: What Is The Theoretical Yield Of Li3N In Grams When 12.3 G Of Li Is Heated With 33.6g Of N2? ›› More information on molar mass and molecular weight. 5 years ago (12.8 g Li) / (6.9410 g Li/mol) = 1.8441 mol Li (34.9 g N2) / (28.01344 g N2/mol) = 1.2458 mol N2. 3) in peaches, [oh]=3.16x10-11 m a) find [h+ ] b) what is the ph? Mass percentage of Li = = 59.8%. after you give half of your tokens to your. Li3N is the formula for the compound Lithium nitride. Asked By adminstaff @ 18/10/2019 01:17 PM. Solve the following system of equations by using the elimination method. Explanation: The question asks to calculate the mass percentage of Li in . So ignore that for now . If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. so that would be your actual = 4.72g, Percent yield = actual/theoretical x 100. Atomic mass of Li is 6.94 and atomic mass of N is 14.0. 1. Mass percentage of Li = = 59.8%. Freon-12 has been banned and is no longer used as a refrigerant because it catalyzes the decomposition of ozone and has a very long lifetime in the atmosphere. Maximum no. Lithium nitride, Li 3 N is an interesting salt. Hence, the percentage of Li in is 59.8%. You will need to solve 2 stoichiometry problems. Outline the steps needed to determine the percent yield of a reaction that produces 12.5 g of CCl 2 F 2 from 32.9 g of CCl 4. help!! Aristotle influenced medieval times. How many moles of aluminum oxide AI203 can be produced from 12.8 … In … F2(g) + NH3(g) „³ N2F4(g) + HF(g) a. c) is the solution acidic, basic, or neutral? 6 Li(s) + N2(g) → 2 Li3N(s) a. initially for every 8 tokens you had, your friend had three. g If the actual yield of Li3N is 6.33 g, what is the percent yield of the reaction?