Question

3. (a) Name the device and write its one use.

(b) Name the gas which is released from this device.

(c) Give any one physical and chemical property

of the gas released from this device.​

Answer 1

Answer:

(a) Fire extinguisher, it is used for decrease the pressure of fire.

(b) Carbon dioxide

(c) Chemical changes cause alternation of molecular compositions.

Physical change, where only an object's physical properties are alerted.

Explanation:

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