Question

Predict what will happen to: a. The mass of a liquid when it turns into a gas: b. The volume of a gas when it turns into a liquid:

Answer 1

Answer:

a) the mass will remain same as because mass can neither be created nor be destroyed.

b) the volume will be reduced

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Answer 2

(a) Rusting of iron,

(B) formation of day and

night,

(C) ripening of fruits,

growing of trees are slow changes.

(A) Burning of paper,

(B) stretching of rubber band,

(C) blowing of balloons,

(D) bursting of crackers are fast change