This quiz is in TEST MODE and as such is not 100% functional.
All answers should use 3 significant figures, regardless of how many are given in the problem.
For very small or large numbers, use scientific notation written as follows: 1.23e+23.

QUESTION

Given the following reaction:

2 Al + 3 CuO ---> 1 Al₂O₃ + 3 Cu

How many grams of CuO are required to produce 6.61 grams of Al₂O₃ ?