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Write a balanced chemical equation, with integer coefficients, for the complete combustion of C7H12.
An evaluation of R was performed, following the procedure described in this module. The barometric pressure was 736 torr, the temperature was 295k and volume of hydrogen gas collected was 35.6 mL. The calculated value of R was 82.1 mL atm K^-1 mol..
if 150g of water is collected during complete combustion of 166g of butane with ocyben, calculate the percent yield of water.
The enthalpy of combustion for propane is -2044 kJ/mol. How many liters of propane (at STP) must be burned in order to convert 438 grams of ice initially at -6°C to liquid water at 64°C
Why is histidine very commonly found to play a catalytic role in the active sites of enzymes
If 66.5 ml of base is required to reach the second equivalence point, what is the concentration of the acid?
The crude copper that is subjected to electrorefining contains tellurium as an impurity. The standard reduction potential between tellurium and its lowest common oxidation state
If you are given a 0.31 g piece of sodium metal to react with water, how many moles of HCl would it take to neutralize the sodium hydroxide produced
Carryout the following conversions. Report your answer to the correct number of significant figures
Using standard enthalpies of formation, calculate the standard enthalpies of the following reaction: 4HCl(g)+O2(g) -------> 2Cl2(g) + 2H2O(g)
The internal energy change, E, for the conversion of 1 mol of Compound A to Compound B is +0.2 kJ. Both A and B are solids with densities of are 2.5 and 3.0 g/cm3, respectively. Calculate the difference between enthalpy and internal energy when the..
Write balanced equations for the reactions pf phenylmagnesium bromide and trityl fluoborate with water
what is analytic
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