Question 18 (1 point) How many grams of oxygen are formed when 5.579 grams of KO...
Question 20 (1 point) Solid silver can be produced by reacting silver (1) nitrate with copper according to the reaction below. How how many moles of silver can be produced if 17.882 g of Cu was placed in silver (1) nitrate solution (Assume the AgNO3 is in excess) Cu(s) + 2 AgNO3(aq) + Cu(NO3)2(aq) + 2 Ag(s) Your Answer: Answer units Question 21 (1 point) . . . . n l .ncc. that
Question 19 (1 point) Solid silver can be produced by reacting silver (1) nitrate with copper according to the reaction below. What is the percent yield of a reaction if 9.752 g of Cu was placed in silver (1) nitrate solution and produced 11.500 g of silver (Assume the AgNO3 is in excess)? Cu(s) + 2 AgNO3(aq) Cu(NO3)2(aq) + 2 Ag(s) Your Answer: Answer units Question 20 (1 point) How many moles of chloride ions are present in a 300.0...
How many grams of oxygen are formed when 6.21 moles of KOH are formed?4 KO(s) + 2 H2O(l) ? 4 KOH(s) + O2(g)
Question 17 (1 point) Carbon tetrachloride (CC14) can be produced using the following reaction. If enough carbon and chlorine were used to yield 33.574 grams carbon tetrachloride, but produced only 24.048 g of CCl4, what is the percent yield of this reaction? C(s) + 2 C12(g) → CCl4() Your Answer: Answer units Question 18 (1 point) How many grams of oxygen are formed when 5.579 grams of KO are reacted?
How many grams of oxygen are formed when 6.21 moles of KOH are formed? 4 KO(s) + 2 H_2O(l) rightarrow 4 KOH(s) + O_2(g) 19.9g 27.9g 49.7g 3.59g 11.7g Consider the following balanced reaction. How many grams of water are required to from 75.9g of HNO_3? Assume that there is excess NO_2 present. Molar masses: H_2O = 18.02g. HNO_3 = 63.02g. 3 NO_2(g) + H_2O(l) rightarrow 2 HNO_3(aq) + NO(g) 38.0g 21.7g 43.4g 10.9g 26.5g A 12.39g sample of phosphorus...
According to the following reaction, how many grams of copper are required for the complete reaction of 30.5 grams of silver nitrati silver nitrate(aq) + copper(s) copper(II) nitrate(aq) + silver(s) grams copper Submit Answer 2 question attempts remaining
According to the following reaction, how many grams of copper are required for the complete reaction of 21.5 grams of silver nitrate? silver nitrate(aq) + copper(s)-copper(II) nitrate(aq) + silver(s) grams copper
1.How many grams of glucose (C6H12O6) are produced if 17.3 mol of H2O are reacted according to this balanced chemical equation? 6CO2 + 6H2O → C6H12O6 + 6O2 2. Nitroglycerin [C3H5(ONO2)3] is made by reacting nitric acid (HNO3) with glycerol [C3H5(OH)3] according to this reaction: C3H5(OH)3 + 3HNO3 → C3H5(ONO2)3 + 3H2O If 87.4 g of HNO3 is reacted with excess glycerol, what mass of nitroglycerin can be made? 3. Precipitation reactions, in which a solid (called a precipitate) is...
5) How many grams of tim metal can be produced from the smelting (heating) of 4.5 kilograms of tin (IV) oxide? (Note: Elemental tin and oxygen gas are the only products of this reaction) 6) When 16.0 grams of sodium hydroxide are added to 34.1 grams of sulfuric acid, how many grams of water will be produced? 7) How many grams of ammonia can be produced by reacting 45.9 grams of hydrogen gas with 26.6 grams of nitrogen gas? 8)...
Name CHEMISTRY 2A Study Assignment 12, Stoichiometry 1) When 6.0 grams of zine are dropped into excess hydrochloric acid, how many grims of zinc chloride will be produced? 2) When 45.0 grams of copper (IT) carbonate are decomposed with heat, how many grams of carbon dioxide will be produced? 3) After 7.9 grams of sodium are dropped into a bathtub full of water, how many grams of hydrogen gas are released? 4) Excess oxygen gas is added to 34.5 grams...