Plz answer all of theses quetions thanks 34. In order for nitrogen to be used by

Question

Plz answer all of theses quetions

thanks

34. In order for nitrogen to be used by most plants and all animals, it must be (A) purified. (B) separated. (C) liquefied. (D) Fixed. 35. The reaction (industrial process) of nitrogen (N2) with hydrogen (Ha) to produce ammonia (NHy) is called (A) Respiration. (B) Combustion. (C) Photosynthesis (D) the Haber process. (E) none of these. 36. The reaction of carbon dioxide with water to produce glucose and oxygen is called (A) Photosynthesis. (B) Combustion. (C) the Haber process (D) Metabolism. (E) none of these. 37. How many moles of O2 are required to burn 6 moles of methane (CHa)? Balanced equation for the combustion of methane : CH4+ 2 O2 CO2 + 2 H2O (A) 2 (B) 4 (C) 6 (D) 12

Explanation / Answer

34)
Answer: D

35)
Answer: D
This is Haber’s process

36)
Answer: A
This is photosynthesis by which plant prepare their foods

37)
From reaction,
moles of O2 required = 2*moles of CH4 reacted
= 2*6
= 12

Answer: D

I am allowed to answer only 1 question at a time

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