Chemistry, asked by aarzoo93, 10 months ago

Give an example of one material she can use to make eacn or em and why.
c) What happens when the following substances are mixed with water? Are the changes
reversible or irreversible? Give reasons for your answers.
What Happens?
Reason
Mix this
Substance with
Water
Reversible/Irreve
rsible
a)
c)
Substance A was
mixed with water
The mixture
hardens
immediately
b)
d)
Substance B was
mixed with water
B dissolves to
form a solution​

Answers

Answered by Anonymous
7

Answer:

a) always irreversible. Chemical reactions always result in forming new substances with different molecules. It is not easy to get back the original substances. Hence, the chemical changes are permanent and irreversible.

Answered by harshitasahni935
1

Answer:

a) always irreversible chemical reaction with different molecules. It is easy to get back the chemical changes are permanent and irreversible.

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