What four elements are named after planets on the periodic table
1 answer:
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Answer:
<h3>The answer is 0.1 mol</h3>Explanation:
To find out the number of moles we use the formula
where
n is the number of moles
M is the molar mass
m is the mass of the substance
From the question
m = 400 g
M of Ca = 40 g/mol
We have
We have the final answer as
<h3>0.1 mol</h3>Hope this helps you