Question

Classify and explain the following into as physical or chemical changes: a) Dissolving sugar in water b) Burning of coal c) Melting of wax ​

Answer 1

Answer:

a)physical change

b)chemical change

c)physical change

Answer 2

Answer:

A. Physical change

Because sugar can be obtained back by distillation.

B. Chemical change

Because Coal can't be obtained back from its ash.

C. Physical change

Because wax can be obtained back by freezing it.

Explanation:

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