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The heat capacity of liquid water is 4.18 J/g·°C and the heat of vaporization is 40.7 kJ/mol. How many kilojoules of heat must be provided to convert 1.00 g of liquid water at 67°C into 1.00 g of steam at 100° C?
How many grams of IO2F are needed to react completely with 150.0 g of BrF3? 3IO2F(s) + 4BrF3(l) → 3IF5(l) + 2Br2(l) + 3O2(g)
electorde to one side of the cell and the standard hydrogen electorde to the other side of the cell. If the temperature of this cell is 10.25 degree C , what is the electrochemical potential of this cell? E Ni2+/Ni= -0.230V
What are the n and l quantum numbers of the electron removed when Bi is ionized to Bi+ and would you expect element 115 to have ionization energy greater than, equal to, or less than that of bismuth? Explain.
A rock is a mixture of Uranium-238 and Lead-206. The molar ratio of Lead to Uranium is .1956. If the half-life for Uranium-238 is 4.5e9 years, how old (in years) is the rock
Write the structural formula of the main organic product for the following reaction between an alcohol, tosyl chloride and then a nucleophile
a dilute solution of benzoic acid c6h5cooh is prepared by adding 7 ml of 1.85 m benzoic acid to a volumetric flask and
Blending of two wines with different concentrations of acid, Two wines are available for blending: One tank of 1000 L has a Titratable Acidity of 9.0 g/L and another tank containing 2000 L has a Titratable Acidity of 0.6 g/L.
what is the minimum rate that fresh air has to be supplied to the room so that the concentration of CO2 in the room doesn't exceed 0.500% by mole? Assume the room is well mixed, and the volume of the solid dry ice does not change. mol air/min
How much heat is required to warm 229 g of ice from -47.1°C to 0.0°C, melt the ice, warm the water from 0.0°C to 100.0°C, boil the water, and heat the steam to 173.0°C?
Determine the pH and pOH for each of the following solutions: a)[OH^-]=1.0x10^-7 M b)[H3O^+]=4.2x10^-3 M c)[H3O^+]=.0001 M d)[OH^-]= 8.5x10^-9 M
why is it possible to separate the product 6-ethoxycarbonyl-35-diphenyl-2-cyclohexenone from sodium hydroxide using
Suppose 2 atm of SO2 reacts, what will be the resulting pressures? Suppose 2 atm of SO2 reacts, what will be the resulting pressures?
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