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A saturated solution of a certain metal(II) chloride has a chloride ion concentration of 0.032M. The Ksp for this compound can be determined to be
a) 2.6 X 10-7b) 4.1 X 10-6c) 1.6 X 10-5d) 2.6 X 10-4e) 1.6 X 10-2
a solution is made from mixing compounds A, mole fraction 0.5833, and B mole fraction 0.417. the vapor pressure of A at 55c is 95 mmHg and the vapor pressure of B at the same temperature is 42 mmHg
Compute the pH of a solution formed by adding 14.1 g of baking soda (sodium bicarbonate) to enough water to make a 190.0 mL solution
What is the concentration of unknown acid solution? Write the neutralization reaction, balance it, name the products THEN Solve the problem above.
If a car has an EPA mileage rating of 30 miles per gallon, What is this rating in km L-1? 1 liter = 1 dm3, 1 gallon = 3.785 liter, 1 mile = 1.609 km.
A solution of phosphoric acid was made by dissolving 10.0g H2PO4 in 10.0 mL of water. The resulting volume was 104 mL. Calculate density, mole fraction, molarity, and molality of the solution.
Explain Coronary Artery Disease: Good and Bad Cholesterol, A middle-aged man has been diagnosed as being at high-risk of developing Coronary Artery Disease.
assuming the volume of the stomach is 1.0L, what will the pH change of the stomach acid resulting from the ingestion of one regular strength strength maalox tablet?
Determine what would be its temperature after absorption of 9.4 * 10-2 kWh of heat If 1.45 L of water is initially at 25.0 °C,?
Calculate the pH of an aqueous solution prepared to contain 1.3 x 10^-3 M sodium nitrite (NaNO2) if the acid dissociation equilibrium constant, Ka, for nitrous acid (HNO2) is 5.1 x 10^-4.
What is the molar mass of a gas if 0.358 g of the gas occupies a volume of 186 mL at 5.00C and 1.10 atm.
at 90C the foll equilibrium is established, H2(g) + S(s)=H2S(g) K=6.8*10-2 If 0.2 mol of hydrogen and 1 mol of sulphur are heated to 90C in a 1L vessel.
Which of the following statements are evidence that gases do not always behave ideally? Check all that apply. When two gases are mixed, they follow Dalton\'s law of partial pressures.
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