give give me the answer all of these questions please do it fast
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15. To prevent from oxidation
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15. In order to preserve the chips inside the packet, by protecting it from getting destroyed due to oxygen, manufacturers fill the packets with nitrogen gas.
16. Silver chloride easily undergoes photolytic decomposition when exposed to sunlight. To prevent it , we store silver chloride in dark bottles.
17. AgNO3 + NaCl → NaNO3 + AgCl
18. Combination reaction.
19. When the milk is left at room temperature, it gets sour due to the growth of micro-organisms through oxidation reaction.
20. When quick lime is added to water, it releases heat energy and forms a solution of calcium hydroxide.
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