Problem based on novice skier
A novice skier, starting from rest, slides down a frictionless 36.0 incline whose vertical height is 220m. How fast is she going when she reaches the bottom?
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Sodium hydroxide (NaOH) has a lattice energy of -887 kJ/mol and a heat of hydration of -932 kJ/mol. How much solution could be heated to boiling by the heat evolved by the dissolution of 23.0g of NaOH?
The volume of a sample of a gas collected over water at 32.0 degrees Celsius and 752 Torr is 627 ml. What will the volume of the gas be when dried and measured at STP?
Calculate the value of Kp at each temperature and discuss the results is the decomposition of CO2 an antidote for global warming
In what ways do the four gospel writers' theological portraits of Jesus (christologies) make it difficult to determine exactly what the man Jesus said and did?
The Henry's Law constant for carbon dioxide gas in water at 25 oC is 0.031 mol/L-atm. Calculate the solubility of carbon dioxide in water at 25 oC in moles/L if the partial pressure of carbon dioxide in the headspace above a water sample is 1.56 a
Describe at least three possible sources of error in a titration experiment like this and, for each, explain whether the error would result in a calculated molarity that is too high or too low.
Two ants race across a table 65 cm long. One travels at 4.45 cm/s and the other at 3 cm/s. When the first one crosses the finish line, how far behind is the second one?
The heat of vaporization of water at 100 °C is 40.66 kJ/mol. Calculate the quantity of heat that is absorbed/released when 9.00 g of steam condenses to liquid water at 100 °C.
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