isabelleaoun isabelleaoun

10-02-2021
Physics

contestada

How many atoms of hydrogen are there in one molecule of water, if the chemical formula is H20?
A. 0
B. 1
C. 2
D. 3

Respuesta :

20-02-2021

Answer:

C

Explanation:

Because next to hydrogen symbol 'H' the number 2 is written which tells us the number of hydrogen which are present and also because every water contains 2 hydrogen atoms and 1 oxygen atom.

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jlmcgon jlmcgon

01-03-2021

Answer:

C

Explanation:

2 because if you look closely, there is a two behind the hydrogen. (H20). This means that there are two hydrogen atoms in the molecule.

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