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At a certain temp, the solubility of strontium arsenate, Sr3(AsO4)2, is 0.0510 g/L. Explain what is the Ksp of this salt at this temp?
How many grams of magnesium fluoride (MgF2) must be added to 67.3 g of water to prepare a 4.81% (m/m) solution of magnesium fluoride
How many grams of methane [CH4 (g)] must be combusted to heat 1.19 kg of water from 25*C to 60*C, assuming H2O (l) as a product and 100% efficiency in heat transfer?
if you have 330 ml of water at 25.00 and add 120ml of water at 95 C what is the final temperature of the mixture
Consider a solution that is 1.1*10^-2 M in Ba2+ and 2.0*10^-2 M in Ca2+. A - If sodium sulfate is used to selectively precipitate one of the cations while leaving the other cation in solution, which cation will precipitate first? Ba2+ precipitates..
when aluminum is heated in oxygen, aluminum oxide is formed. What weight of the oxide can be obtained from 25.0 g of the metal.
Explain what is the molar mass of this acid. If this unknown acid had the formula H2X could this experiment be utilized to determine its molar mass. Explain why or why not.
The sodium hypochlorite reacts with hydrochloric acid producing chlorine gas. What is the reducing agent in this reaction
In which solution (acidic, basic, neutral water, or doesn't matter) is copper(II) chloride most soluble
A membrane distillation unit is used to remove water and lactose from milk. In the unit warm milk flows through the inside of a bundle of fibres and a cold fluid which consists of water and lactose flows on the outside of the fibres.
question you have a 5m stock solution of sodium hydroxide. your supervisor tells you to make up 1 liter of a 1m
Assuming that the total pressure of the gases is 1.52 atm and that their mole ratio is 94 : 4.0 : 1.5 : 0.50, calculate the partial pressure (in atmospheres) of each gas.
A gas mixture composed of helium and argon has density of 0.670 g/L at 755 mmHg and 298K. What is the composition of the mixture by mass
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