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When 2 mole of A is reacted with 2 moles of B, 3 moles of C are formed. When 1 mole of A is reacted with 3 moles of B, 3 moles of C are again formed. Based on this, what is the balanced reaction?
the heat calculated after a calimetry experiment is equal to the enthalpy change for reaction. Use the thermochemical data to calculate the enthalpy chanfe for the reaction of NaOH and CH3COOH.
How many grams of ethylene glycol C_2H_6O_2 must be added to 1.00 kg of water to produce a solution that freezes at -3.44 C?
What volume of nitrogen gas is produced from the liquid nitrogen spill if the temperature of the room is 25 degrees C at 1.00 atm?
It takes 78.2 J of energy to raise the temperature of 45.6 g of lead by 13.3 oC. What is the specific heat capacity of Pb? What is the molar heat capacity of Pb.
what is the species list when titrating with hydrochloric acid? Aniline (benzenamine) has the formulas C6H5NH2. Its conjugate acid is C6H5NH3+.
65.50 mL of 0.161 M HF is titrated with 0.1200 M NaOH. What is the pH at the equivalence point.
A source of energy releases 3000 calories. This changed the temperature of a mass of water from 25 C to 55 C. What is the mass of the water?
an experiment was performed to determine the amount of pyridoxine (B6) in a vitamin tablet. A tablet weighing 0.4006g was dissolved in 25mL of solution
degrees lower than the true freezing pont, would the calculated molar mass of the solute be too high or too low? Explain.
You obtain the following six measurements for the mass of water delivered by a special calibrated volumetric pipette
Draw the structure of the major organic product formed in the reaction of 1-methylcyclohexene with ozone followed by dimethyl sulfide
What is the minimum mass of sulfur dioxide necessary to produce 200. grams of sulfuric acid in the reaction?
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