3. Write the equilibrium expressions for Key for the following reactions. a. 203 (8) = 3 02 (8)
b. 2 C2H4 (g) + 2 H2O(g) = 2 C2H6 (g) + O2 (g)
c. 2 H2(g) + S2(g) + 2 H2S (8)
d. 4 NH3(g) + 5 O2 (g) = 4 NO (8) + 6 H20 (8)

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Ithe undersigned only for use your own email and delete any and copies and of the itself and to be there is a good timewhat does a decrease in temperature indicate about the molecules in a sample of liquid water? decreased chemical energy of the moleculesdecreased kinetic energy of the moleculesincreased chemical energy of the moleculesincreased kinetic energy of the moleculeshow does a sample of helium at 15 â°c compare to a sample of helium at 215 k? the helium at 15 â°c has a higher average kinetic energy than the sample at 215 k.the helium at 15 â°c has lower nuclear energy than the sample at 215 k.the helium at 15 â°c has slower-moving atoms than the sample at 215 k.the helium at 15 â°c has smaller atoms than the sample at 215 k.