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How many total moles are produced when 0.595 mol of methanol (CH3OH) are combusted in oxygen to produce carbon dioxide and water
If 2.50 g of glucose (C6H12O6) are dissolved in 1.00 x 102 mL of solution, calculate the molarity of the glucose solution.
Calculate the change of entropy for the system when 2.00 moles of a diatomic ideal gas is changed from 25 degrees celsius and 1.5 atm to 135 degrees Celsius
An unknown amount of Lithium hydroxide is dissolved in 50.0 mL of water. If it take 14.7 mL of a 0.150 M solution of oxalic acid (H2C2O4) to neutralize the lithium hydroxide solution, what is the mass of lithium hydroxide (in grams) that was disso..
Acetic acid(HC2H3O3) is an important ingredient of vinegar. A sample of 50.0mL of a commercial vinegar is titrated against a 1.00M NaOH solution. What is the concentration(inM) of acetic acid present in the vinegar
Calculate the total mass of reactants and products in each of the following equations: a) 2Al(s)+3Cl2(g)--->2AlCl3(s); b) 4HCl(g)+O2(g)--->2Cl2(g)+2H2O(g).
Calculate the heat of combustion of cyclohexatriene using the bond energies for C=C,C-C, and CH provided below. The actual value measured experimentally is 3331.2 KJ/mol
Solving this question helps the student to understand how to find molecular formula using moles and mass and What is the molecular formula of this compound?
What will be the new freezing point of a solution made from 30.0g of a nonelectrolyte solute and 400g of water? ( the molar mass of the solute is 72.0g)
What masses of iron(III)oxide and aluminium must be used to produce 15.0g iron? What is the maximum mass of aluminium oxide that could be produced?
Calculate the equilibrium concentrations if the initial concentrations are 2.31M N2 and 0.54M O2. (This N2/O2 concentration ratio is the ratio found in air.)
600 torr contains 50.0% Helium and 50.0% Xenon by mass. What are the partial pressures of the individual gasses?
What volume of H2 could be produced at a temperature of 19 oC and a pressure of 764 torr by the reaction of 2.98 g of aluminum with hydrochloric acid.
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