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In order to obtain a stock solution of 1000 ug/ ml for each of clomipramine hydrochloride and imipramine hydrochloride , how many grames of each compound should be weighed, and how many grams of 20-mM potassium phosphate (KH2PO4, mobile phase) should be added to reach the concentration?
Suppose you placed 0.500 mol of COBr2 in a 2.00 liter flask and heated it to 73°C. After equilibrium was reached, suppose you added an additional 2.00 mol of CO to the flask at the same temperature
What is the equilibrium partial pressure of N2O4? (atm) (b) Calculate the value of Kp for the reaction. (c) Calculate the value of Kc for the reaction.
When 1.543 g of copper(II) sulfate pentahydrate is heated to drive off the water of hydration, how many grams of copper(II) sulfate and water are formed?
Calculate the change in pH when 7.00 mL of 0.100 M HCl(aq) is added to 100.0 mL of a buffer solution that is 0.100 M in NH3(aq) and 0.100 M in NH4Cl(aq). Using the original buffer solution,
Does the body have an impact on the brain? If so, how much? What do you have to back up your position?
the ionization of water must be considered in order to calculate the pH of this acidic solution.)
What are the pH values if you take into account that the 8.00 mL of 0.100 M acid was first diluted with 100 mL water?
A calorimeter contains 27.0 mL of water at 11.0 C. When 2.10 g of X (a substance with a molar mass of 74.0 g/mol) is added, it dissolves via the reaction X{(s)}+H_2O{(l)} -> X{(aq)}
A system had 150 kJ of work done on it and its internal energy increased by 60 kJ. How much energy did the system gain or lose as heat?
The air in a laboratory was measured with a barometer to be 7.40 x 10^2 mm Hg. What is the laboratory air pressure in atm?
Calculate How many mL of the HCl solution was required for the titration.
What are some of the general properties that distinguish metals
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