The answer is D because the air is made of nitrogen and oxygen. The reaction is endothermic.
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1.1943571. The molar mass of K3PO4 is 212.27. After using stochieometry, you get your answer.
Hi
Alpha decay is a type of radioactive decay.
So, when Alpha decay goes through a process called "radioactive process", two neutrons and two protons comes together and is ejected from the nucleus of a radioactive atom.
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