A 20 g block of aluminum is at 370 degrees c after
A 20 g block of aluminum is at 370 degrees C after 1,130calories have been transferred to it. What was the original temperature?
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describe 4 experimental factor that can influence the retention time of analytes in glc discuss how changing each
given that the enthalpy of vaporization for water at its normal boiling point is 4069 kjmol calculate q w and delta u
an isolated container holding 30 g of hydrogen gas is at 25degrees c if 1000 calories were transferred to the gas what
one mole of an ideal gas expands reversibly and adiabatically from an initial temperature of 350 degrees c and a volume
a 20 g block of aluminum is at 370 degrees c after 1130calories have been transferred to it what was the original
a student measures the volume of water in a beaker with the smallest divisions of 10 ml as 73 ml a second student pours
the average density of a fish can be found by first weighingit in air and then finding the apparent weight of the fish
predict whether the following salts will be acidic basic or neutral when dissolved in water and answer why if the
the atmosphere slowly oxidizes hydrocarbons in a number of steps that eventually convert the hydrocarbon into carbon
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