Calculate the poh and the ph
calculate the pOH and the pH when 45.0mL of 3.00 mol/L potassium hydroxide solution is diluted by adding 100.0 mL of water.
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Why is it possible for investments to have a higher net present value than a competing investment but still have a lower internal rate of return and profitability index than that competitor?
The equilibrium constant, Kp for the decomposition of nitrogen dioxide is 4.48 * 10-13 at 250C. What is the Kc for that reaction at the same temperature? 2NO2(g) <=> 2NO(g) + O2(g).
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A 45 g piece of ice at 0 C is added to a sample of water at 19C. All of the ice melts and the temperature of the water decreases to 0C . how many grams of water were in the sample?
What is the final temperature of the solution in C? Assume that the specific heats of both pure H2O and the solution are the same, 4.18J/K.
A 2.10-g sample of a large biomolecule was dissolved in 14.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85°C. Calculate the molar mass of the biomolecule. For carbon tetrachloride, the boiling point c
When .192 g of phosphorus reacts with oxygen, .440 g of a white oxide is formed. How many grams of oxygen reacted with the phosphorus?
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