Heat of vaporization of water related problem
How much heat in kilojoules is needed to convert 856 g of water 100 degrees celcius to steam at 126 degrees celcius? (the specific heat of steam is 1.99 J/g(C), the heat of vaporization of water is 40.70 kJ/mol).
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Which characteristic defines the main difference between a basic buffer system and an acidic buffer system?
What is the structure of the polymer formed from pentamethylene diamine and sebacoyl chloride with the repeating unit
How many milliliters of O2 are consumed in the complete combustion of a sample of hexane, C6H14, if the reaction produces 789. mL of CO2?
In your own words, explain capital budgeting. Why is it important to a company’s long-term success? Provide an example of poorly performed capital budgeting. How does this affect a company’s long-term success?
A rotary drum filter with a filter area of 200 m^2 and a vacuum pressure of 75 kPa is to be used to remove cells from a fermentation broth.
When 64.5 g of HCl are allowed to react with 17.6 g of O2, 50.4 g of Cl2 are collected. Determine the limiting reactant, theoretical yield of Cl2 and percent yield for the reaction.
The vapor pressure of pure water at this temperature is 92.6 mmHg. What is the concentration of CaCl2 in mass percent?
A compound contains 69.94 percent iron and 30.06 percent oxygen. What is its molecular formula if the molar mass of the compound is 199.55 grams per mole
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