What is the molar mass of the unknown gas
It takes 145 s for 1 mL of N2(28g/mole) to effuse from a porous container and 230 s for 1 mL of an unknown gas to effuse under the same conditions. What is the molar mass of the gas? I believe this is Grahams law but I am not able to solve it.
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It takes 145 s for 1 mL of N2(28g/mole) to effuse from a porous container and 230 s for 1 mL of an unknown gas to effuse under the same conditions. What is the molar mass of the gas?
The solubility product for Zn(OH)2 is 3.0 x 10-16. The formation constant for the hydroxo complex, Zn(OH)42-, is 4.6x1017. What concentration of OH - is required to dissolve 0.015 mol of Zn(OH)2 in a liter of solution
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A piece of metal with a mass of 122 g is placed in a 50 mL graduated cylinder. The water level rises from 20. mL to 39 mL. What is the density of the metal?
Find the force of the seat on the child at the lowest point.
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