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Bess [88]
3 years ago
15

What is the density of sample?​

Chemistry
1 answer:
Umnica [9.8K]3 years ago
4 0

Answer:

19

Explanation:

count up from 18 and go up until the arrow

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When liquid bromine is cooled to form a solid, which of the following types of solid would it form?.
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If liquid bromine is cooled to form a solid, which type of solid does it form? Brass is made by melting copper and zinc and physically mixing them. As this alloy is cooled, it forms a solid where the copper and zinc are not chemically bonded together.

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3 years ago
-. Convert 54 m to its equivalent measurement in cm.
Sergio [31]

Answer:

5400 cm

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6 0
3 years ago
Write a balanced chemical equation (smallest integer coefficients possible) for the reaction between an acid and a base that lea
11Alexandr11 [23.1K]

Answer:

2HClO4(aq) + Ca(OH)2(aq) → Ca(ClO4)2(aq) + 2H2O(l)

Perchloric acid + Calcium hydroxide → Calcium perchlorate + Water.

Explanation:

This is a neutralization reaction where the acid, Perchloric acid reacts completely with an appropriate amount of base, aqueous Calcium hydroxide to produce salt, aqueous Calcium perchlorate and water, liquid H2O only.

During this reaction, the hydrogen ion, H+, from the HClO4 is neutralized by the hydroxide ion, OH-, from the Ca(OH)2 to form the water molecule, H2O.

Thus, it is called a neutralization reaction.

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