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crimeas [40]
2 years ago
8

How can you tell if a chemical reaction has occurred?

Chemistry
1 answer:
qwelly [4]2 years ago
7 0
Gas formation, precipitate formation, color change, temperature change, or odor 
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Covalent bonds I think
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3 years ago
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Calculate the mass of 29.8 mL of aluminum, which has a density of 2.00 g/mL.
MaRussiya [10]

Answer:

The answer is

<h2>59.6 g </h2>

Explanation:

The mass of a substance when given the density and volume can be found by using the formula

<h3>mass = Density × volume</h3>

From the question

Density of aluminum = 2.00 g/mL

volume = 29.8 mL

The mass is

mass = 2 × 29.8

We have the final answer as

<h3>59.6 g</h3>

Hope this helps you

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The answer is D.) Beaker.  Hope this helps! :)

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