Question

Fill in the blanks:
1. To make solution of sugar is a ………… change.
2. Generally physical changes are ……… .
3. Conversion of wheat grains into wheat flour is a ……….. change.
4. When carbon dioxide is passed in lime water, it turns milky. This is a …………. change.

Answer 1

Answer:

(1) physical (2) reversible (3) physical (4)chemical change

Explanation:

1. To make solution of sugar is a physical change.

2. Generally physical changes are reversible processes.

3. Conversion of wheat grains into wheat flour is a physical change.

4. When carbon dioxide is passed in lime water, it turns milky. This is a chemical change.

Physical change can only change the physical property of substance they can't affect the chemical property of substances like their internal structure, composition, etc.

Answer 2

Answer:

1. Physical change

2. reversible

3. Chemical Change

4. Chemical Change

Explanation:

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