5. How many grams of 0, will produce 16.0 g H.O? A. 11.2 g B. 15.0...
5. How many grams of CO2 will be produced from the combustion of 28.06 g of C4H10 in the presence of 16.0 g of O, if the reaction yield is 95.0%? C4H10 + O2 → CO2 + H2O a) 13.5 g b) 12.9 g c) 2.69 g d) 1.95 g
If 11.2 g C2H5OH reacts with excess O2, how many grams of water are produced?
16. How many grams of steam and iron must react to produce 375 g of magnetic iron oxide, Fe3O4? 3 Fe(s) + 4 H2O(g) Fe3O4(s) + 4 H2(g) 18. Mercury can be isolated from its ore by the reaction 4 HgS + 4 CaO → 4 Hg + 3 CaS + CaSO4 (a) How many moles of CaS are produced from 2.5 mol CaO? (b) How many grams of Hg are produced along with 9.75 mol of CaSO4? (c) How many...
6) There is 15.0 g of ice at 0.0C. How many grams of water at 50.0C must be added to the ice to melt all the ice and keep the temperature of the mixture at 0.OC? H2O(s)= 2.06J/gc Specific heat: H2O(0) = (4.18 J/g C) H20 heat of vaporization=2260 J/g H2O(g)=(2.03 J/g C) H2O heat of fusion=333 J/g b)25 8 c)23.98 d)7. 58 )0.428
How many grams of dinitrogen pentaoxide can be formed from 15.0 g of oxygen gas?
5. Acrylonitrile, C3H3N, is a molecule used to produce a plastic called Orlon. How many grams of acrylonitrile could be produced by reacting 583 g of propene, C3H6 with excess ammonia, NH3 and oxygen? 2C3H6 + 2NH3 + 302 → 2C3H3N + 6H2O a. 368 g b. 1470 g c. 462 g d. 735 g e. 583 g
3H2 + N2 -> 2NH3 How many grams of H, are needed to produce 10.31 g of NH?! Express your answer numerically In grams. View Available Hint(s) IVO AQ RO 0 ? 8H Submit Previous Answers X Incorrect; Try Again; 2 attempts remaining Part D How many molecules (not moles) of NH3 are produced from 3.33x10-4 g of H? Express your answer numerically as the number of molecules. View Available Hint(s) * 0 | ΑΣφ
How many grams of PbO and how many grams of NaCl would be required to produce 10.0 g of Pb(OH)Cl? Mass of PbO required = Mass of NaCl required =
47. (3) How many grams of ozone (Os) must decompose to produce 0.87 g of oxygen? (oxygen is the only product, ozone is the only reactant) a. 0.87 b. 1.3 c. 0.58 d. 1.67
How many grams of ice at -16.0 ∘C can be completely converted to liquid at 25.0 ∘C if the available heat for this process is 5.70×103 kJ ? For ice, use a specific heat of 2.01 J/(g⋅∘C) and ΔHfus=6.01kJ/mol . Express your answer to three significant figures and include the appropriate units.