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A 3.00 L container at 25 C contains 0.464 atm of CO2. When graphite is added to the container, some CO2 is converted to CO and at equilibrium the total pressure is 0.746 atm.
CO2(g) + C(s) <==> 2CO(g)
a) Compute Kp for the reaction
b) What is the minimum mass of C(s) needed to reach equilibrium?
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A star is 3.28 x 1014 km from Earth. How many days does it take for light to travel from the star to Earth?
Household vinegar is aqueous 5.00% acetic and CHC2H3O2 SOLUTION(by mass), if the density is 1,01g/ml calculate the mole fraction, molarity and molality.
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