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How many kilograms of CaCl need to be added to 25L of ice slush to lower the melting point by 5 degrees C? Please show work. kfp=1.86
To eliminate heating the bodies of water surrounding the power plant, the evaporation of the coolant water is what cools the steam; the water vapor generated by this evaporation is released to the atmosphere
Problem- Consider a reaction with two competing pathways. One is labeled as the kinetic pathway while the other is labeled as the thermodynamic pathway. How could you use temperature to favor the kinetic pathway over the thermodynamic pathway. Why
For propane, C3H8, the standard enthalpy of combustion of the gas is -2220 kJ/mol and the standard enthalpy of vaporization of the liquid is +15 kJ/mol. Calculate the standard enthalpy of combustion of the liquid.
The vapor pressure of water at 25 degrees C is 23.8 torr. Determine the mass of glucose (MW=180.0 g/mol) needed to add to 500.0 g of water to change the vapor pressure to 23.1 torr.
If the specific heat of aluminum is 0.214 cal/g C, how much heat would it take to increase the temperature of a 100. gram block of aluminum from 25.0 C to 75.0 C?
Reaction pathway and balanced reaction between xenontetra flourideand water to give xenon trioxide and xenon in 1:2 ratio respectively
Two types of electrochemical cells which are based on thermodynamic principles can be described. Which of the following statements about these cells is correct
A 2.01 g sample of a salt dissolves in 9.10 g of water to give a saturated solution at 25°C. What is the solubility (in g salt/100 g of H2O) of the salt?
Draw the structure(s) of the alkene(s) with the molecular formula C6H12 that have two methyl branches on the same carbon.
How many stereoisomers are possible for each of the following substances? Draw them, and name each by the R-S and E-Z conventions.
Explain a solution is prepared by dissolving 57.87 grams of NaCl in enough water to make 2525mL of solution. Explain what is the molarity of the solution
Elements, which has the largest first ionization energy and equation correctly represents the first ionization of calcium?
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