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mars1129 [50]
3 years ago
14

PLS HELP (science)

Chemistry
2 answers:
nadezda [96]3 years ago
5 0

Answer:

hello I will answer ur question if u answer mine

Explanation:

nata0808 [166]3 years ago
3 0
1. Two
2. Ten
3. Eight
4. Five
5. Seven
Just count the number number of substances, the subscript(number at the bottom) tells you how many of it there is. Then you check if there is a coefficient(number in front of all the substances) and if there is a number you multiply you previous answer by it. The coefficient tells you how many molecules there is. Your final answer is the number of atoms!
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