List 4 clues that a chemical reaction is occurring

2 answers:

6 0

Bubbles, color change, light and heat

kati45 [8]3 years ago

3 0

Bubbles, color change, temperature change, excess material rubbing off, and noise, like sizzling

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lisabon 2012 [21]

The person above me is correct

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OlgaM077 [116]

I think its a or b mainly a

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sergey [27]

Answer: option B. The number of the outer most energy level for elements in that period

Explanation:

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sdas [7]

C would be the only logical answer if you really think about what it’s saying about the instrument.

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Inga [223]

Answer: 8.00 grams

Explanation:

The ratio of carbon and hydrogen must be the same.

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