Which of the following represents an endothermic reaction?

Select one:

a. S(s) +O2(g) → SO2(g) ΔH = -297kJ

b. 2NO2(g) → N2(g) + 2O2(g) + 33.8kJ

c. N2(g) + 2O2(g) + 90.4kJ → 2NO2

d. N2H4(g) + O2(g) → N2(g) +2H20(g) + 627.6 kJ

Question

06-08-2021
Chemistry

Answered

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Which of the following represents an endothermic reaction?

Select one:

a. S(s) +O2(g) → SO2(g) ΔH = -297kJ

b. 2NO2(g) → N2(g) + 2O2(g) + 33.8kJ

c. N2(g) + 2O2(g) + 90.4kJ → 2NO2

d. N2H4(g) + O2(g) → N2(g) +2H20(g) + 627.6 kJ

Sagot :

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onika92 onika92 · Answer 1 · 2021-08-07T09:22:14-04:00

onika92 onika92

07-08-2021

B because decomposition reactions are often caused by the application of heat to break up the bonds within the molecules, which will form the molecules that made up the decomposed molecule.

Answer Link

Which of the following represents an endothermic reaction? Select one: a. S(s) +O2(g) → SO2(g) ΔH = -297kJ b. 2NO2(g) → N2(g) + 2O2(g) + 33.8kJ c. N2(g) + 2O2(g) + 90.4kJ → 2NO2 d. N2H4(g) + O2(g) → N2(g) +2H20(g) + 627.6 kJ

Sagot :

Other Questions

Which of the following represents an endothermic reaction?

Select one:

a. S(s) +O2(g) → SO2(g) ΔH = -297kJ

b. 2NO2(g) → N2(g) + 2O2(g) + 33.8kJ

c. N2(g) + 2O2(g) + 90.4kJ → 2NO2

d. N2H4(g) + O2(g) → N2(g) +2H20(g) + 627.6 kJ