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Goshia [24]
2 years ago
11

A sample of calcium oxide (CaO) has a mass of 2.80 g. The molar mass of CaO is 56.08 g/mol. How many moles of CaO does this samp

le contain?
0.0499
20.0
58.9
157
Chemistry
2 answers:
Olenka [21]2 years ago
4 0

Answer:

A)  0.0499

Explanation:

taurus [48]2 years ago
3 0

Answer: 0.0499

Explanation:

Got it from quizlet and it was correct on my test.

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