Question

Calculate the number of atoms in 0.25 mole of Sulphur dioxide

Answer 1

Answer:

1 mole contains 6.022x 10²³ molecules

0.25 moles contains -----?

molecules  = 0.25 x6.022x10²³ = 1.505x10²³

Explanation:

Answer 2

Answer:

1 mole contains 6.022×10 raise to power 23 molecules.

0.25 contains molecules=

=6.022×10 raise to power 23 ×0.25

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