Calculate the number of molecules present in 22.0 g of CO2. – InterviewSolution

1.

Calculate the number of molecules present in 22.0 g of CO2.

Answer»

Number of molecules = \(\frac{Mass\,of\,CO_2}{Molecular\,mass\,of\,CO_2}\) x 6.022 x 10²³

= \(\frac{22}{44}\) x 6.022 × 10²³

= 3.011 × 10²³ molecules

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