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What is the number of moles of atoms of oxygen contained in 49 grams of sulfuric acid, H2SO4?
An aqueous solution is six percent by mass methanol,, and has a density = 0.988 g/mL. Determine the molarity of ethanol in the solution.
Rate Constant with Temperature Changes, Rearrangement of methyl isonitrile to acetonitrile has activation energy of 25.0 kJ/mol and a rate constant of 8.1*10^-4s-1 @ 80 Celsius.
Ethylene glycol, antifreeze, has a density of 1.11 g/cm^3.a. What is the mass, in grams, of 410 mL of ethylene glycol?
How much ice(in grams) would have to melt to lower the temperature 352ml of water from 25degrees celcus to 5 degrees celcus? ( assume the density of water is 1.0g/ml)
find the specific solubilities (in g/100g H2O) in both cold and hot water for AgCl, PbCl2, and Hg2Cl2.
Bromine can be obtained from the decomposition of calcium bromide by means of electrolysis. If 10.0 g of calcium bromide are dissolved in water
cube of a silver-colored metal with a volume of 64 cm3 has a mass of 672 g. The density of pure silver is 10.5 g/cm3. Is the metal pure silver?
What is the identity of the atom A When a solution containing .634 grams of ACl 3 was permitted to combine with an excess of aqueous silver nitrate AgNO 3
the actual yield of a reactant is 22 g and the theoreticaal yield is 25 g calculate the percentage yield
Important information about Identifying unknown substances, Compound A (C7H14O) burned with a yellow, nonsooty flame and did not decolorize a bromine-methylene chloride solution. It did give a positive 2,4-dinitrophenylhydrazine test
Calculate [OH] for a solution formed by adding 5.00 mL of 0.140M KOH to 15.0 mL of 9.0×10-2M Ca(OH)2.
Separation of acetone from water by using MIBK - How much MIBK must be used if the final acetone concentration in the water-rich phase is 5 wt%?
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