Question

Define respiration and precipitation reaction
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Answer 1

Answer:

In physiology, respiration is the movement of oxygen from the outside environment to the cells within tissues, and the removal of carbon dioxide in the opposite direction. A precipitation reaction refers to the formation of an insoluble salt when two solutions containing soluble salts are combined

refer to the diagram for more understanding

Answer 2

Respiration:- the process by which living things produce energy from food. Respiration usually needs oxygen.

Precipitation reaction:- A precipitation reaction is a kind of chemical reaction in which two soluble salts in a fluid solution mixes and one of the items is an insoluble salts called precipitate. Silver, nitrate and potassium chloride is a precipitation reaction because solid silver chloride is formed as a product of the reaction.

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