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MissTica
3 years ago
14

The earth was created about_____ years ago. 15,000 20,000 6,000 3,000

Chemistry
1 answer:
Sphinxa [80]3 years ago
5 0
It was created about 6,000 years ago
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In an experiment, students were given an unknown mineral. The unknown mineral was placed in 150 ml of water. Once in the water,
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Answer:

<h2>15 g/mL</h2>

Explanation:

The density of a substance can be found by using the formula

density =  \frac{mass}{volume}  \\

But from the question

volume = final volume of water - initial volume of water

volume = 165 - 150 = 15 mL

We have

density =  \frac{225}{15}  = 15 \\

We have the final answer as

<h3>15 g/mL</h3>

Hope this helps you

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2 years ago
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choli [55]

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8 0
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