Determine how much heat was absorbed
In a calorimeter, 10.0 g of ice melts at 0oC. The enthalpy of fusion of the ice is 334 J/g. How much heat was absorbed?
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How many moles of water vapor would have to be added to the container to increase the concentration of H2 to 0.320 M when equilibrium is re-established?
Determine the freezing point of a solution of 60.0g of glucose, C6H12O6, dissolved in 80.0g of water.
Construct an argument for the average investor to consider diversifying into international markets.Based on international market performance, predict which foreign market will yield the highest return to investors over the next year. Provide suppo
Calculate the standard emf of a cell that uses the Mg/Mg2+ and Cu/Cu2+ half cell reactions at 25 deg C. What is the equation for the cell reaction that occurs under standard-state conditions?
A graduated cylinder contains 18.5 {rm mL} of water. What is the new water level after 30.0 {rm g} of silver metal with a density of 10.5 {rm g/mL} is submerged in the water?
An ideal gas is in a cylinder with a volume of 250.0 mL at a temperature of 25 ºC and a pressure of 700 torr. The gas is expanded to a volume of 1.0 L and the temperature increased to 500 ºC. What is the new pressure?
The calcium oxide is added to seawater, and a number of changes occur. First calcium oxide reacts with water to form calcium hydroxide. what is the word equation for this? and the balanced equation?
A pressure of 0.600 atm of nitrosyl chloride is sealed in a flask and allowed to reach equilibrium. If 27.0% of the NOCl decomposes, what is the equilibrium constant for the reaction?
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