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the rate constant for the first order reaction below is K=3.3*10 -2 min -1 at 57 Kelvin. what is the half life for this reaction at 57 Kelvin? A---->B+C
A gas occupies 10.0 L at 44.1 psi and 27 degrees C. What volume will it occupy at standard conditions
What mass of glucose C6H12O6, would be required to prepare 5.000 X 10^3 L of a 0.215 M solution.
Calculate the temperature of the system once equilibrium has been reached. Assume that for Cp,m H2O is constant at its values for 298K throughout the temperature range of interest.
Blood pH can be altered by changes in breathing. When a person is hyperventilating, they are breathing in rapid, deep breaths.
What pressure would have to be applied to a 28.0mL sample of gas at 25°C and 1.00atm to compress its volume to 10.0mL at constant temperature?
How many liters of ethane, measured at 17.0 degrees Celsius and 719 Torr, must be burned to liberate 2.94 X 10^4 kJ of heat?
A particular calorimeter is calibrated and is found to have a calorimeter constant, Ccal = 3.640 kJ/°C. When 1.500 g of an unknown hydrocarbon was combusted in the calorimeter
How much heat (in kf ) is evolved in converting 1.00 mol of steam at 150.0 C to ice at -45.0 C? The heat capacity of steam is 2.01 j/g*C and of ice is 2.09 j/g*C .
chloride contain 75.27% ag calculatr the mass of silver chloride requiered to plate 215 mg of pure silver
A 30 g sample of water at 280 K is mixed with 50 g of water at 330 K. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
Use IR tables to locate absorption bands of the stretching frequencies of the alkyne C
Which of the solids below should display the lowest melting point? a)Al2O3 b)NaF c)C6H12O6 d)CsI e)C12H22O11
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