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sertanlavr [38]
3 years ago
12

A sample of magnesium oxide has a mass of 94.4 g. How many molecules

Chemistry
1 answer:
ella [17]3 years ago
7 0

Answer: 1.414x10^24 molecules in 94.4g MgO

Explanation: molar mass MgO 40.204

molecules in 40.204 g MgO = avogadro number

molecules in 94.4 g MgO = (94.4/40.204)*avogadro number

(94.4/40.204)*6.02214076*10^23 = 14.14x10^23

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