Question

find the empirical formula of chromium oxide containing 68.4% of chromium.​

Answer 1

Explanation:

Determine nicotine empirical formula and molecular formula 1. an oxide of chromium is found to have the following% composition:68.4 % cr and 31.6% 0... A 170.00g sarhple of an unidentified compound contains 29.84 g sodium, 67.49 g chromium, and 72.67 g oxygen.