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The Hydrogen gas is collected over water at 23 degrees c and on atmospheric pressure of 756 mm hg defines what would be the particle pressure of the hydrogen gas
CaH2(s) + 2H2O(l) Ca(OH)2(aq) + 2H2(g) How many grams of CaH2 (Molar Mass = 42.1 g/mol)are needed to generate 10.0 L of H2 gas if the pressure of H2 is 769 torr at 28.0°C?
what would "standard conditions" for this galvanic cell be. If the cell is at standard conditions, determine the cell potential(E cell).
Predict the order of polymer molecular weight obtainable (highest to lowest) by the free radical solution polymerization of styrene in benzene, toluene, ethylbenzene, i-propylbenzene, and t-butylbenzene
Assume that 100.0 mL of 0.200 M of CsOH and 50.0 mL of 0.400 M HCl are mixed in a calorimeter. The solutions start out at 22.50 degrees celcius, and the final temperature after reaction is 24.28 degrees celcius.
q1 a molecule a c9h20 can be hydrogenated to give ethane. molecule a can also be reacted with hbr to form a different
the anesthetic procaine hydrochloride is often used to deaden pain during dental surgery. the compound is packaged as a 10.% solution (by mass; d= 1.0 g/mL) in water. IF your dentist injects 0.50 mL of the solution, what mass of procaine hydrochlo..
During fractional distillation, which of the following chemicals would come out at the top of the tower?.. octane, ethane, wax, or coal tar?
In the borohydride reduction of camphor, the two end products were borneol and isoborneol.
Suppose that 0.330 mol of methane, CH4(g), is reacted with 0.480 of fluorine, 0.480 mol, F2(g) forming CF4(g) and HF(g) as sole products. Assuming that the reaction occurs at constant pressure, how much heat is released
Celsius the initial sample contained 0.0718 grams of calcium. What percent of the limestone by mass is CaCO3?
Provide the chemical reaction that occurred when HCl was added. For this reactions use hydronium in place of HCl as that is the active acid. Show all lone pair electrons and formal charges. What does the amount of precipitate in each tube indicate..
What are the Bi and Bi+ quantum numbers of the electron removed when Bi is ionized to Bi+?
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