The pair of chemicals that maintain heat balance in troposphere are:

C O_{2}, O_{2}

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N_{2}, O_{2}

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O^{\oplus}, O_{3}

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H_{2} O, N O^{\oplus}

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Solution

The correct option is B $N_{2}, O_{2}$
The pair of chemicals that maintain heat balance in troposphere are $N_{2}$ and $O_{2}$
The troposphere is 70% $N_{2}$ and 21% $O_{2}$ . The lower density of molecules higher up would not give us enough $O_{2}$ to survive.

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Similar questions

Balance the following chemical equation.

$N a + O_{2} \to N a_{2} O$

$C a + N_{2} \to C a_{3} N_{2}$

$N_{2} + H_{2} \to N H_{3}$

$C a C O_{3} + H C l \to C a C l_{2} + C O_{2} + H_{2} O$

C_{6} H_{12} O_{6} ⟶ C_{2} H_{5} O H + C O_{2}

F e + O_{2} ⟶ {F e}_{2} O_{3}

N H_{3} + {C l}_{2} ⟶ N_{2} H_{4} + N H_{4} C l

N a + H_{2} O ⟶ N a O H + H_{2}

M n O_{2} + H C l \to M n C l_{2} + C l_{2} + H_{2} O

N H_{4} C l + C a (O H)_{2} \to N H_{3} + C a C l_{2} + H_{2} O

B a C l_{2} + A l_{2} (S O_{4})_{3} \to B a S O_{4} + A l C l_{3}

N a A l O_{2} + H_{2} O + C O_{2} \to A l H_{3} + N a_{2} C O_{3}

N H_{3} + O_{2} \to N O + H_{2} O

Z n + H N O_{3} \to Z n (N O_{3})_{2} + N O_{2} + H_{2} O

H_{2} S + O_{2} \to H_{2} O + S O_{2}

P b O + C \to P b + C O_{2}

B a C l_{2} + H_{2} S O_{4} \to B a S O_{4} + H C l

C H_{4} + O_{2} \to C O_{2} + H_{2} O

{C H}_{4} + O_{2} \to {C O}_{2} + H_{2} O

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