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Hydrogen gas can be produced in the laboratory through the reaction of magnesium metal with hydrochloric acid: Mg(s)+2HCl(aq)→MgCl2(aq)+H2(g) What is the volume, in liters, of H2 gas produced at 26°C and 825mmHg from the reaction of 35.0g of Mg?
What values are quoted in handbooks for common hydrates of your cation?
how to determine the number of milliliters of 6.00 M HCl solution would be required to completely react with 65.0 mL of 1.15 M Al(OH)3 solution
what is the percent of sulfate in 22.04 grams of barium
one mole of nitrogen gas n2 is confined within a cylinder at the temperature of twenty five degree celsius and heated
a certain second-order reaction has a rate constant of 1.65times10-3 at 27 and an initial half-life of 286 . what is
Write the dissolution reaction for the ionic solids below. Use the lowest possible coefficients. Include states-of-matter under the given
Assuming the solution is ideal, calculate the composition of the vapor (in terms of mole fractions) at 25°C. At 25°C, the vapor pressures of pure CH2Cl2 and pure CH2Br2 are 133 and 11.4 torr, respectively. Calculate to composition of vapor for a)C..
Compute the number of kilograms of hydrogen that pass per hour through a 5-mm-thick sheet of palladium having an area of 0.20 m2 at 500°C. Assume a diffusion coefficient
The number density of atoms (mostly hydrogen) in interstellar space is about 10 per cm3, and the temperature is about 100K. a. Calculate the pressure of the gas in interstellar space, and express it in atmospheres.
If the density of a 40.0 mass % solution of ethylene glycol in water is 1.0514 at 20 degrees celsius what is the molarity
If 0.230g of sodium metal reacts with 0.355g of chlorine gas, what is the mass of sodium chloride produced
At a certain temperature, the solubility of strontium arsenate, Sr3(AsO4)2 is 0.0620 g/L what is the Ksp of this salt at this temperature
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