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Assuming it behaves as an ideal gas, calculate the temperature of a sample of C3H6 whose molecules have a root mean square molecular speed of 793 m/s.
What is the concentration of the solution as a mass percentage?
Calculate the pH of the solution resulting from the addition of 10.0 mL of 0.10 M NaOH to 50.0 mL of 0.10 M HCN
When doing the kinetic trials, someone mistakenly omitted the Sodium Thiosulfate solution. How will this omission change the appearance
Typical rate of deposit of dust (dustfall) from unpolluted air was reported as 10 tons per square mile per month. Express this dustfall in milligrams per square meter per hour.
transmitted by an AM radio station is given by P = 400 + 200m^2, where m is the modulation index. Find the instantaneous rate of change of P with respect to m for m
Calculate the change in internal energy of the following system: a balloon is cooled by removing 0.651kJ of heat. It shrinks on cooling, and the atmosphere does 384J of work on the balloon.
Naproxen belongs to a class of pahrmaceuticals, the (S)-(+)-enantiomer is the desired pharmacological activity while the (R)-(-) -enantiomer is potentially a liver toxin. Due to this, commercial Naproxen is sold as the S-(+)-enantimoer with high l..
Separate samples of an aqueous solution of an unknown ionic salt are treated with dilute aqueous solutions of hydrochloric acid, sulfuric acid, and potassium hydroxide. Precipitates are formed in all three cases.
A gas occupies 4.04 L at 860 torr and 10C. What volume will it fill if the pressure is changed to 731 torr and the temperature is raised to 43C
The temperature of a 2.o-liter sample of helium gas at stp is increased to 27 degrees Celsius and the pressure is decreased to 80kpa what is the new volume of the helium sample?
How many grams of CH3OH must be added to water to prepare 150mL of a solution that is 2.0 M CH3OH?
The cell potential of the following electrochemical cell depends on the gold concentration in the cathode half-cell: Pt(s) | H2(g,1atm) | H+(aq,1.0M) | Au3+(aq,?M)|Au(s).
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