Question

state true or false

1. During physical change the composition of the original substance is not altered but the properties of the original substance are are altered-
2. During chemical change the composition of the original substance is not altered and the change is irreversible -
3. melting of the butter and wax are examples of the chemical change -​

Answer 1

Answer:

1.False

2.True

3.False

Explanation:

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