Question

answer this question...​

Answer 1

b)add 20ml of water and then absorb the upper water

c)endi thermic reaction takes heat ,exothermic reaction give heat

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Answer 2

Answer:

(B). A saturated solution can be converted to an unsaturated solution by:

(i) Adding solvent to it or,

(ii) Heating the solution or by increasing temperature.

(C). Endothermic and exothermic reactions are chemical reactions that absorb and release heat, respectively. A good example of an endothermic reaction is photosynthesis. Combustion is an example of an exothermic reaction. ... In any given reaction, heat is both absorbed and released.

Explanation:

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