3 years ago

How are pure crystalline substances characterized?

1 answer:

4 0

A pure crystalline substance is a substance with an almost perfect regular and periodic pattern in a solid state. This makes this type of substance a hard one compared to an amorphous substance which is soft because of the irregular pattern within.

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When molecules have a shorter bond length does it take more or less energy to break the chemical bond between those atoms?

Sloan [31]

Answer:

more energy

Explanation:

shorter lengths in bonds require more energy because atoms are strongly connected in short length bonds

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3 years ago

Calculate the concentration of hydrochloric acid if 225.0 mL of this acid is neutralized by 120.0 mL of 2.0m sodium hydroxide A.

timurjin [86]

M1V1 = M2V2
225M1 = (2)(120)
225M1 = 240
M1 = 240/225 = 1.066 M C

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3 years ago

Write the formula for the bisulfate ion.

kompoz [17]

Answer:

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Explanation:

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elena-14-01-66 [18.8K]

the correct answer is D, absorb heat

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Oxegyn

Heat in soi

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2 years ago

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