2 years ago

Moles of H2O are needed to exactly react with 2.0 moles of Ca

Chemistry

1 answer:

dimulka [17.4K]2 years ago

8 0

Answer:

Explanation:

so first write the balance equation

Ca+2H2O---->Ca(OH)2 + H2

then use molar ratio of H2O and Ca

which is 2:1 so if there are 2 moles of ca there will be 4 moles as you times it by 2. like this

Ca:H2O

1:2

2:4

Hope this helps u understand:)

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