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Calculate the number of molecules in 4.0 mol H2O.
a. 0.60 ´ 1023 molecules
c. 2.4 ´ 10–23 molecules
b. 2.4 ´ 1024 molecules
d. 2.4 ´ 1023 molecules

Answer :

Willchemistry
1 mole H2O ---------------------- 6.02x10²³ molecules
4 moles H2O---------------------  y molecules

y = 4 * 6.02x10²³

y = 2.4x10^24 molecules

answer b

hope this helps!.

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