Question

find the number of molecules present in 10 gm of calcium carbonate​

Answer 1

Answer:

0.1 moles

Step-by-step explanation:

The molecular mass of calcium carbonate is equal to 100gm

so,

$n = \frac{wt.}{m. \: wt.}$

$= \frac{10}{100}$

$= 0.1$

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Answer 2

Answer:

One mole of molecules is defined by 6.02⋅1023 molecules. Therefore, there exist 6.02⋅1023⋅0.1=6.02⋅1022 molecules of calcium carbonate.

Step-by-step explanation:

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