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A piston has an external pressure of 11.0 atm . How much work has been done in joules if the cylinder goes from a volume of 0.160 liters to 0.580 liters.
What is the maximum concentration, in mol/L and mg/L, of Cu^2+ and Zn^2+ in a solution that contains both ions if the pH is (a) 10.00, (b) 11.00, (c) 12.00
Using the information from question 1, what are the stoichiometric coefficients for the reactant and products if you leave water as the last product
A mixture of acetone and toluene is boiled at 60 C and at 760 mm Hg. What is the ratio of acetone to toluene in the vapor phase?
Calculate the pressure exerted in the closed end of an apparatus similar to that depicted in Figure 1 if the atmospheric pressure is 720.0 torr and the height of the water column is 22.3cm.
Which protein elutes first from a diethylaminoethyl cellulose ion exchange column with a decreasing pH gradient
the most common source of copper cu is the mineral chalcopyrite. how many kilograms of chalcopyrite must be mined to
1) Draw all aldehyde and ketone isomers of C 6 H 12 O. 2) What is the reaction that occurs with hexanal and propanol (give both the hemiacetal and acetal products)?
the elementary chemical reactiono clo--gtcl o2is made pseudo-first order in oxygen atoms by using a large excess of
The rate of disappearance of HBr in the gas phase reaction 2HBr (g) → H2 (g) + Br2 (g)
A system absorbs 192 kj of heat and the surroundings do 120 kj of work on the system. what is the change in internal energy of the system
you have a mixture of oxygen and argon in a 2.50 L container. You know that the oxygen has a mass of 3.44 grams. The total pressure of the gases is 1.86 atm, and their temperature is 22 degrees C.
Use the Ideal Gas Law in the form n=PV/RT. Remember to change all units to correspon to the values for the gas constant. R=0.0821 L*atm/mol*K.
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