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An 80.0 gram sample of a gas was heated from 25 C to 225 C. During this process, 346 J of work was done by the system and its internal energy 8675 J. What is the specific heat of the gas?
A 50.00 ml sample of water was treated as above and the I2 titrated with 0.01136 M Na2S2O3, of which 8.11 ml were required to reach the end point. Determine the concentration of the dissolved O2 in M (moles/L) and ppm (mg/L).
What is the minimum number of liters of air that must pass over a sample of the compound at 25oC to vaporize 1.0 mg of it? Hint: You know the Vapor Pressure from question "a" above and you are given the temperature and mass.
how many grams of CrSO4 will be made from 41.0 grams each of Zn, K2Cr2O7, and H2SO4?
calculate the molality of c2h5oh in a water solution that is prepared by mixing 50.0ml of c2h5oh with 100.0 ml of h2o
A certain toilet cleaner uses NaHSO4 as its active ingredient. In an analysis, 0.500 g of the cleaner was dissolved in 30.0 mL of distilled water and required 57.4 mL of 0.00535 M NaOH for complete neutralization in a titration.
You already have a solution that contains 10 (millimoles) of acetic acid. How many millimoles of acetate (the conjugate base of acetic acid) will you need to add to this solution? The pKa of acetic acid is 4.74.
what concentration of substrate will give a velocity (v) of 62% of maximal velocity (Vmax)?
sulfuryl chloride so2cl2 in the gas phase decomposes to sulfur dioxide and chlorine gas.a what is the rate law?b what
How will you find the equilibrium contant between the reaction of the strong acid and base? Help please
The following series of reactions was done on a monosaccharide. Predict the structure of the monosaccharide based on the structure of the product
a)which is the strongest oxidizing agent? Cu, Pb, Sn, Zn, Al, Mg.......... b)Which one is the strongest reducing agent?................c)If you want to design a battery from relatively common materials that produced a voltage of about 1 V which ce..
How many moles of Mg3N2 would be produced when 180.0 g of Mg reacts with 85.0 g of N2.
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