Author Question: How many moles of CuO can be produced from 0.900 mol of Cu2O in the following reaction? 2 Cu2O(s) + ... (Read 79 times)

rmenurse · **on:** Aug 27, 2018

How many moles of CuO can be produced from 0.900 mol of Cu2O in the following reaction? 2 Cu2O(s) + O2(g) 4 CuO(s)

A) 0.450 mol
B) 0.900 mol
C) 1.80 mol
D) 3.60 mol

Question 2

Calculate the molality of a 24.4 (by mass) aqueous solution of phosphoric acid (H3PO4).

A) 3.29 m
B) 323 m
C) 6.59 m
D) 1.65 m
E) The density of the solution is needed to solve the problem.