In a molecule of water, there are two atoms of hydrogen and one atom of oxygen. How many atoms of hydrogen are in 28 molecules of water? A 14 B 29 C 42 D 56

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Dragan Bozanovic asked Feb 15, 2023

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In a molecule of water, there are two atoms of hydrogen and one atom of oxygen. How many atoms of hydrogen are in 28 molecules of water? A 14 B 29 C 42 D 56

Mathematics
middle-school

Dragan Bozanovic asked Feb 15, 2023

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Answer: D 56
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Jasonrhaas answered Feb 18, 2023

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19 votes

Answer: D) 56

Work Shown:

1 molecule of water : 2 atoms hydrogen

28*(1 molecules of water) : 28*(2 atoms hydrogen)

28 molecules of water : 56 atoms of hydrogen

Conmadoi answered Feb 21, 2023

by Conmadoi

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Answer: D) 56

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