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Which of the following statements is TRUE regarding the reaction below if the partial pressure of NH3 (g) is INCREASED at 25°C? N2 (g) + 3 H2 (g) ? 2 NH3 (g) A) The reaction will become more spontaneous. B) The spontaneity of the reaction will not change. C) The reaction will become less spontaneous. D) ?G will decrease. E) K will decrease.
If the initial temperature of an ideal gas at 2.250 atm is 62C, what final temperature would cause the pressure to reduce to 1.500 atm
When hydrogenating methyl trans-cinnamate or dimethyl fumurate using 5% Pd/C at room temperature, how will you determine if the reaction is chemoselective
A 100.0-mL aqueous sodium chloride solution is 14.5% NaCl by mass and has a density of 1.12 g/mL. What mass of solute would you add to make the boiling point of the solution 104.2 degree C? (Use i = 1.8 for NaCl)
Suppose that excess Cu(s) is added to 1.0 L of 0.015 mol L^-1 Fe(NO3)3(aq), with no change in volume. What is the equilibrium concentration of Fe3+. Justify any approximations you make.
Select the smaller ion in each of the following pairs. using the format [Ca]2+ for Ca2+.
Suppose 250.0 mL of 1.00 M HCl and 250.0 mL of 1.00 M NaOH, both initially at 21.0°C, are mixed in a thermos flask. When the reaction is complete, the temperature is 27.8°C. Assuming that the solutions have the same heat capacity as pure water, co..
methyl trifluoroacetate is more reactive than methyl acetate, in nucleophilic acyl substitution reactions. Explain.
A 56.0 mL solution of phosphoric acid is neutralized by 136.0 mL of 2.6 M NaOH. What is the concentration of the acid?
Determine the dissociation constants for the following acids. Express the answers in proper scientific notation where appropriate
how does nitrobenzoic acid form as a by-product during the nitration of methyl benzoate and how is it removed?
Write a molecular equation for the precipitation reaction that occurs (if any) when the following solutions are mixed. If no reaction occurs
This is the given reaction CaC2(s) + 2H2O(l) = C2H2(g) + Ca(OH)2(aq) determine How much H2O is needed If 48 g of CaC2 are consumed in this reaction?
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