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gogolik [260]
3 years ago
15

Which of these indicate that a chemical reaction has occurred?

Chemistry
2 answers:
Pepsi [2]3 years ago
6 0
Your answer is C - Melting of a substance 
tigry1 [53]3 years ago
3 0

I think b.)  cause its evaporating


;)

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In the molecule bri, which atom is the negative pole?
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<span>BrI molecule is made of Bromine and Iodine. The polarity depends on the electronegativity of Bromine and Iodine. The one which has more electronegativity value shall be the negative pole Br: 2.96 I: 2.66 Hence the negative pole shall be Bromine.</span>
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A higher amplitude means...?
vekshin1

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High amplitude is equivalent to loud sounds.

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The answer is D I hope this helps you !
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3 years ago
Read 2 more answers
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