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"Suppose a reversible heat pump transfers heat from the outdoors at 0 degrees C to a room at 20 degrees Celsius. For each Joule of work input to the heat pump, how much heat will be deposited in the room?"
How much energy is required to vaporize 158g of butane (C4H10) at its boiling point, if it has Hvap is 24.3kJ/mil
At 990 degree C Kc is 1.6 for the following reactions. i 4.0 mol of CO, 3.0 mol of H2O, 2.0 mol of H2 and 1.0 mol of CO2 are placed in a 5.0L container and allowed to reach equilibrium at 990 degrees C. which response includes all the following co..
a 235ml solution is prepared with 41.8 millimoles of an unknown sodium salt of a deprotonated organic acid nax. if the
A solution has a hydronium ion concentration of [H3O+] = 5.3 x 10^-4 Determine the pH of this solution.
why the boiling point of deuterium is higher than protium?what is the relationship between the molar mass affected
When making an alcoholic beverage, such as beer and wine, Brix is a measurement used to assess the amount of sugar present in the fermentation matrix or grape juice.
Would there be any moisture diffusion in this system? In which direction? Using your sorption isotherm estimate the final moisture contents and water activities of each component?
Calculate the osmotic pressure of a solution containing 18.55 of hemoglobin in 13.7 of solution at 24. The molar mass of hemoglobin is .
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.
A solution is prepared by dissolving 0.19 of acetic acid and 0.19 of ammonium chloride in enough water to make 1.0 of solution. What is the concentration of Ammonia in the solution
A student places 2.0 moles of methylamine in 500ml of water. what is the pH? the Kb of methylamine is 4.4x10^-4.
you have 250ml of a 0.80 m solution of silver nitrate agno3 169.87 gmol dissolved in water. how many grams of agno3
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