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It requires 251 J to melt 2.22 g of sodium metal at its normal melting point of 98°C. Calculate the molar heat of fusion of sodium.
What is the equation for the reaction of cyclohexene wtih MnO4- to form 1,2-cyclohexanediol and MnO2 in a basic medium.
Molecular weight and mole concept : key informaiton, If Aluminum Chloride reacts with Copper II Carbonate and 0.25 moles of Aluminum Chloride are used, how much Copper II
Find out the molar mass of each of the given gases 1) 2.16 grams of a gas that occupies 1.38L at 665 mmHg
Explain how mass effects act to lower the carbonyl frequency, as well as how inductive and hyperconjugation effects act to raise the carbonyl
A system absorbs 192 kj of heat and the surroundings do 120 kj of work on the system. what is the change in internal energy of the system
Iron has a density of 7.874. g/cm3. What is the mass of a rectangular block of iron with dimensions of 3.000 cm by 4.000 cm by 5.000 cm?
What is the density of a block of marble that occupies 350 cm3 and has a mass of 660 g?Answer in units of g/cm
Compute the % sodium carbonate (MM = 105.99 g/mol) in this sample.
calculate the number of PCl3 molecules formed when 97 P4 molecules and 606 Cl2 molecules react?
Explain the steriochemisty of gyceraldehyde and glycerol, give reasons for absence of anomeric forms in sucrose
To the alchemists, gold was the material representation of purity. It is a very soft metal that can be hammered into extremely thin sheets. If a 1.07 g piece of gold is hammered into a sheet whose area is 30.0 ft2,
at 1 atm, how much energy (kJ) is required to heat 81.0g of H2O(s) at -22.0 degrees celcius to H2O(g) at 119.0 degrees celcius?
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