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Define the single bond cleavge processes mass fragmentation associated with common functional groups
1) Ketal
2) Ketone
3) Alcohol
4) Amine
5) Ester
6) Ether
to obtain the same antifreeze protection requires 76g of propylene glycol to replace each 62g of ethylene glycol. to
How many grams of dry NH4Cl need to be added to 2.50 L of a 0.100 M solution of ammonia, NH3, to prepare a buffer solution that has a pH of 9.00? kb for ammonia is 1.8*10^-5.
What is the limiting reactant when 4.5 moles of aluminum react with 6.7 moles of oxygen gas? Unbalanced equation: Al + O2 → Al2O3
The names of esters consist of a first name and a last name. Which of the following correctly describes this naming system. the first name is the name of the alcohol, and the last name is the name of the acid
For propane, C3H8, the standard enthalpy of combustion of the gas is -2220 kJ/mol and the standard enthalpy of vaporization of the liquid is +15 kJ/mol. Calculate the standard enthalpy of combustion of the liquid.
if the pressure exerted by ozone o3 in the upper stratosphere is2.28 torr of hg and the temp is 250k how many molecules
The Wittig reaction involves coupling between a phosphonium ylide and a carbonyl-containing molecule. If a chemist wants to use the Wittig reaction to synthesize 3-methyl-3-hexene, which reactants should be used
Determine the boiling point of a solution of 22.5 g of fructose, C6H12O6 , in 294 g of phenol.
the value of the molar absorptivity is 4.84*10^3 M^-1 cm^-1 for K2CrO4 at that wavelength. what is the concentration of the solution
Explain the heat of combustion of propane is 2220 kj/ mol. the specific heat of copper is 0.385 j/g *c. Explain how many grams of propane must be burned to increase the temperature of a 10.0kg block of copper from 25.0 c to 65.0c
Fe(NO3)3, 5 drops of 0.1 M KCNS why are ions present when you mix those solutions? I also conducted the experiment using an unknown and got the same results for both.
A 13 mL sample of a solution of Pb(ClO3)2 was diluted with water to 19 mL. A 15 mL sample of the dilute solution was found to contain 0.025 moles of Pb2+. What was the concentration of Pb(ClO3)2 in the original undiluted solution
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