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lbvjy [14]
3 years ago
15

A

Chemistry
1 answer:
Aleksandr [31]3 years ago
3 0

Answer:

D. Using a battery

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For each reaction, write the chemical formulae of the oxidized reactants in the space provided. Write the chemical formulae of t
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Explanation:

First Reaction;

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Third Reaction;

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5 0
3 years ago
If a piece of matter changes shape, how does its mass change?
kap26 [50]

The law of conservation of mass states that matter cannot be created nor destroyed the answer would be D. It remains the same
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25 Points Please Help ASAP!! View Attached Image!! Will Mark Brainliest If All Are Answered!!
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Answer:

Answers in explanation.

Explanation:

30. A (A chemical changes changes the chemical properties)

31. C (rusting is an example of a chemical change

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What is altered by a catalyst?
JulsSmile [24]

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Explanation:

Your answer is in this

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