How many atoms are present in 3.42E23 molecules of Cu Cl?

3.42 × 10²³ atoms CuCl

General Formulas and Concepts:

Explanation:

Step 1: Define

3.42E23 molecules CuCl

3.42 × 10²³ molecules CuCl

Step 2: Convert (DA)

= 3.42 × 10²³ atoms CuCl

Step 3: Check

We have 3 sig figs. Follow sig fig rules.

Since our answer already has the correct number of sig figs, there is no need to change it.

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