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identify the compound in each of the following pairs that reacts with sodium iodide in acetone at the faster rate 1-Chlorohexane or cycleohexyl chloride
What weight of sodium acetate, NaCO2CH3, must be added to 500.0 mL of 0.500 M acetic acid HCO2CH3 to produce a buffer solution
The calorimeter contains exactly 281 g of water, and the temperature increases by 1.126°C. Calculate the heat given off by the burning Mg, in kJ/g and in kJ/mol.
concentrated sulfuric acid has a concentration of 18 m. how much concentrated sulfuric acid would be needed to make 255
The vapour pressure of a substance at 20.0 oC is 49.3 kPa and its enthalpy of vaporisation is 40.6 kJ mol-1. Estimate the temperature at which its vapour pressure is 80.0 kPa
a student placed 12.0 g of glucose rm c6h12o6 in a volumetric flask added enough water to dissolve the glucose by
Consider the following equilibrium process at 700°C. 2H2(g)+S2(g) 2H2S(g) Analysis shows that there are 2.50 moles of H2, 1.35 10-5 mole of S2, and 8.70 moles of H2S present in a 12.0 L flask. Calculate the equilibrium constant Kp for the reactio..
Calculate the activity and activity coefficient for ethanol in this solution. c. Calculate ?mixG for a solution that contains 0.12 moles of ethanol and 0.83 moles of chloroform at 35.0 oC.
How many moles of carbon monoxide are present in the product gas. How many moles of water vapor are present in the product gas. How many moles of oxygen are present in the product gas. How many moles of nitrogen are present in the product gas.
A mixture is formed from 5.0 mol of liquid benzene and 5.0 mol of liquid toluene at 25 oC and 1 atm. Assume that the mixture is ideal. Use ?Gof (benzene,l) = 90.0 kJ/mol, ?Gof (toluene,l) = 100.0 kJ/mol,
propane c3h8 is used in gas barbeque grills producing 2044kj per mole of c3h8propane. write the balanced chemical
What is DeltaH°for the hydrolysis of atp to adp and pi ? Assume that the heat capacity of the system is 418 j/kelvin
Barium sulfate is a very insoluble compound. Please give reasons for compounds like barium sulfate or barium phosphate to be insoluble
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