EXAM PROBLEM #1 Instructions: Type your answers to the qu…
EXAM PROBLEM #1 Instructions: Type your answers to the questions in the textbox below. Label each answer (A, B, C). Show all work on your “work” page. Identify which problem it is (#1) Situation: 385 grams of Cu and 975 grams of HNO3 are combined and they react according to this chemical equation: 3 Cu(s) + 8 HNO3 (aq) –> 4 H2O(l) + 2 NO(g) + 3 Cu(NO3)2 (aq) Molar masses for all substances: Cu = 63.55 g/mol | HNO3 = 63.02 g/mol H2O = 18.02 g/mol | NO = 30.01 g/mol | Cu(NO3)2 = 187.57 g/mol Questions: How many grams of each of the following substances should be present at the end of the reaction? Cu HNO3 H2O