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maksim [4K]
2 years ago
7

NEED HELP PLEASE HURRY

Chemistry
1 answer:
baherus [9]2 years ago
7 0

Answer:

I believe it would be the last 2

Explanation:

the 4th one is magnesium and something else but that's with decomposition and so is the last one. the first three has water and oxygen and stuff that doesn't rly do decomposition

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Answer:

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Explanation:

A sample of propane, C3H8, contains 14.6 moles of carbon atoms. How many total moles of atoms does the sample contain

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so

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4 0
3 years ago
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4 years ago
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Misha Larkins [42]

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c

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5 0
3 years ago
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Answer:

The atomic model started out as a large single ball, then with electrons attached to it. It then became  "planetary model" with electrons orbiting at specific levels, and then later one with a nucleus or multiple different particles like protons and neutrons, and electrons orbiting at general (but not specifically predictable) areas.

Explanation:

thank u :)

4 0
3 years ago
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