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Determine two solutions, the first being 50.0 mL of 1.00 M CuSO4 as well as the second 50.0 mL of 2.00 M KOH . While the two solutions are mixed in a constant-pressure calorimeter, a precipitate forms as well as the temperature of the mixture rises from 21.5 C to 27.7 C.
State complete equation for the reaction that occurs when the two solutions are mixed.
C2H6, is completely combusted in oxygen. If the total mass of CO2 produced is 34.8 grams, what was the approximate mass of the methane in the original mixture?
an unknown compound contains only carbon hydrogen and oxygen cxhyoz. combustion of 6.00g of this compound produced
Determine how many significant figures are there in the Fahrenheit result when 7.02C converted to Fahrenheit scale,?
pKa values of phosphoric acid are 2.2, 7.2 and 12.7. A phosphate buffer of pH = 7.4 can be prepared using
Describe the preparation of 12 mL of a 0.050 M solution of each of the halogens, using the reactions in the preceding question. Available to you are solid Ca(OCl)2
Calculate the final temperature of 33 ml of ethanol initially at 20 degrees Celsius upon absorption of 541 J of heat. (density of ethanol =0.789 g/ml)?
Compare the proposed reaction mechanism for the sodium hypochlorite oxidation of cyclohexanol with that involved in the chromic acid oxidation. Do you notice any similarities
the equilibrium constant for the hydrolysis of the dipeptide alanylglycine by a peptidase enzyme is k 8.1 x 102 at 310
What mass of carbon monoxide in grams is present in a room measuring 10.5 × 11.0 × 20.5 ft?
Assuming that you start with 2.00 g of sodium benzoate and 5 mL of 3 M HCl, and assuming that the reaction proceeds to form benzoic acid, what would your theoretical yield be
A 0.300-M solution of X (Mm = 171 g/mol) has a density of 1.096 g/ml. What is the molality of X in the solution?
A reaction has an activation energy of 110 kJ/mol and a rate constant, k=1.2 x 10^-12 s-1 at 0?C. At what temperature will the rate constant k=5.1 x 10^-7 s-1
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