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You are asked to prepare 200.0 mL of a 2.0 M solution of HCl. In the stock room you find a 12.0 M solution of HCl. How many mL of this solution should you dispense to make your diluted solution?
For each reaction, identify the acid-base conjugate pairs. Then rank all reacionts in order of increasing tendency for the reaction to go to completion (to the right)
Assume the eccentric professor has a daily special request for her coffee. She likes to have the 250.0 mL of coffee frozen at -15.0°C overnight and then want it heated to 95°C when she gets there in the morning.
In a titration experiment, 50.0 mL of 0.375 M HI solution is required to neutralize 35.0 mL of Ca(OH)2 solution. What is the concentration of the Ca(OH)2 solution?
Which of the following has the lowest value of absolute entropy per mole? Conditions are as defined in each case.
At a temperature of 425 0C and a pressure of 735 mmHg, how many grams of {NH_3} can be produced when 4.40 L of {NO_2} react.
What are the wavelengths, in nanometers, of the brightlines of the hydrogen emission spectrum
The solution freezes at -0.085C. How many grams of urea were dissolved to make this solution? Please show work
Nitromethane has a relatively high boiling point of around 100 c. Which of the following intermolecular force is not present in pure liquid nitromethane and why.
She claims that the uncertainty of the bacterium's position is greater than the microscope's viewing field, and the bacterium is thus impossible to locate. What is the uncertainty of the position of the bacterium?
Calculate the wavelength of the electromagnetic radiation required to excite an electron from the ground state to the level with n = 5 in a one-dimensional box 39.8 pm in length.
Rank each of the following measurements from smallest to largest
What is ?H in MJ for the combustion of 1.99 L of octane producing CO2(g) and H2O? The heat of combustion of octane is -5.45 x 103 kJ/mol.
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