How much heat is required to warm 219 g of ice
How much heat is required to warm 219 g of ice from -45.7°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
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A solution is prepared by adding 8.28 grams of an unkown compound to 217 g of cyclohexane (C6H12). This solution freezes at 3.0 degree C. Calculate the molar mass of the compound.
When thermal equilibrium has been reached, the water and the iron are both at 36.2°C. Calculate the specific heat of the iron. Assume no heat loss to the calorimeter and the density of water is 1.00g/mL. The specific heat capacity of water is 4.18
A student placed 17.0 g of glucose in a volumetric flask, added enough water to dissolve the glucose by swirling, then carefully added additional water until the 100. mL mark on the neck of the flask was reached.
You have two water samples. Sample X has a volume of 750 mL and a temperature of 42°C. Sample Y has a volume of 380 mL and a temperature of 42°C. Which sample contains the most heat?
Magnesium hydroxide is 54.87% oxygen by mass. How many grams of oxygen are in 175 g of the compound? How many moles of oxygen is this?
In an experiment you combine 4-methyl-2-pentene and water, in the lab you setup the experiment using a a heater, condenser and N2 gas and add the reagent H2SO4, the product formed is 2-methyl-2-pentanol.
8.5 g of steam at 373 K is added to 305 g of H20 (l) at 310 K at constant pressure of 1 bar. Is the final state of the system steam or liquid water? Calculate delta S for the process.
oxygen gas is collected over water at 21 degrees C and an atmosperic pressure of 748 mm Hg. What is the partial pressure of oxygen gas in the mixture.
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