3 years ago

How many moles are there in 140.2 g of Ca

2 answers:

7 0

Answer:

3.5

Explanation:

11111nata11111 [884]3 years ago

7 0

Ca molar mass = 40.078 g/mol

Therefore,

(40.078 g/mol)(1 mol/140.2 g) = 0.285 mol Ca

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