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If the volume of a balloon at 24oC changes from 4L to 7,547mL, what will the final temperature be in kelvin? The pressure doesn't change and the amount of gas in the balloon doesn't change.
How much energy would be required to melt 48 g of HCl at its melting point of -110.8C? Hfus for HCl is 14.2 cal/g and Hvap for HCl is 98.7 cal/g.
two liquids form a solution and release a quantity of heat. how does the pressure above the solution compare to that
The value of Ksp for silver carbonate, Ag^2CO^3, is 8.10 X 10^-12 . Calculate the solubility of Ag^2CO^3 in grams per liter.
Consider following cell. SCE stands for the saturated calomel reference electrode, which has a fixed potential of 0.244 volt. Pt|VOSO4 (0.0184 M), V2(SO4)3 (0.212 M), HClO4 (0.0100 M) || SCE Calculate the cell potential.
if the ground state electron configuration of an element is ar3d10 4s2 4p4 what is the typical charge on the monatomic
It required 72 s for 1.0 L of the gas to effuse. Under identical experimental conditions it required 32 s for 1.0 L of O2 gas to effuse. Calculate the molar mass of the unknown gas.
The vapor pressure of pure toluene (C7H8) is 40 torr at 31.8 C. Calculate the vapor pressure of a solution of 2.0 mol of naphthalene (C10H8) dissolved in 14 mol of toluene.
Question- What is the percent yield of a reaction in which 73.2 g of tungsten(VI) oxide(WO3) reacts with excess hydrogen gas to produce metallic tungsten and 8.82 mL of water (d-1.00g/mL)
When heated, potassium chlorate decomposes to yield oxygen and potassium chloride. Calculate how much heat is needed to yield 31.8 g oxygen by decomposition of the requisite amount of potassium chlorate.
the reaction 2a3bc is first order with respect to a and b. when the initial concentrations are a1.6x10-2 m and b
Polycyclic aromatic hydrocarbons (PAHs) are a class of organic chemicals associated with the combustion of fossil fuels. Undeveloped areas may have total PAH soil concentrations of 5 µg/kg
3-di-t-butylcyclohexane exists in two forms that are known as the chair and boat conformations. at 580k 6.42 of the
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