Explain at what mass of the substance must evaporate
Explain at what mass of this substance must evaporate to freeze the 200 g of water initially at 15 C. Heat of fusion of water is 334 and specific heat 4.18. Heat of vaporization 289, and the Compound like CCL2F2.
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The health of bear population in Yellowstone National Park is monitored through periodic measurements taken from anesthetized bears. A sample of 54 bears has the mean weight of 182.9 lb.
Determine the number of pounds of N2 and H2 are required to make 1billion lb of ammonia if 1 g mole of N2 and 3 g mole of H2 are consumed to make 2 g mole of NH3.
Calculate the rules for naming hydrocarbons? If we substitute some of the hydrogen atoms with, for example, chlorine atoms then how do those rules change?
You have agreed to make payments of $250 per month plus the additional 1% interest on unpaid balance of loan. Determine total amount of interest paid over term of loan.
The correlation coefficient between high school GPA and college GPA is 0.560. For a student with a high school GPA that is 2.5 standard deviations above the mean, we would expect that student to have a college GPA that is how far above the mean?
The heat capacity of a bomb calorimeter was calculated by burning 6.79 g of methane where the energy of combustion =-802 kJ/mol CH4 in the bomb and the temperature changed by 10.1°C.
Jose used a=-pi/8 and Aparna a=3pi/8 used. Students got different equations in x' and y', but both were right. Describe how this is possible.
When the ice melts than what volume of liquid water will form? And after the ice melts how much water could you add to the container? If you have a 250-mL container wholly filled with ice.
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