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Luba_88 [7]
3 years ago
7

how many moles of water H2O contain 2.0 x 10^22 molecules of water? express the quantity in moles to two significant figures

Chemistry
1 answer:
sashaice [31]3 years ago
7 0
1 mole ------------- 6.02x10²³ molecules
?? moles ---------- 2.0x10²² molecules

( 2.0 x 10²² ) x 1 / 6.02x10²³ => <span>0.0332 moles of water</span>
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