Find molar heat of combustion of hexane-temperature
If I burn 0.315 moles of hexane (C6H14) in a calorimeter containing 5.65 liters of water, what's the molar heat of combustion of hexane is the water temperature rises 55.4 ºC? The heat capacity of water is 4.184 J/g ºC .
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The thickness of a dollar bill is 0.15 mm. What is the height, in light-years of a stack of Avogadro's number of dollar bills? (Hint: 1 light-year is the distance that light travels in exactly 1 year. Light travels at a rate of approximately 2.998
A car whose mass is 1600 kg (including the driver) has a maximum acceleration of 1.2 m/s2. If three passengers, each has a mass of 80kg are also in the car, what is the acceleration?
If I burn 0.315 moles of hexane (C6H14) in a calorimeter containing 5.65 liters of water, what's the molar heat of combustion of hexane is the water temperature rises 55.4 ºC?
mineral oil can be used in place of mercury n certain pressure-measuring instruments whan small pressure changes are to be measured. What is the pressure of and oxygen sample in mm of mineral oil its pressure is 28.5mm HG. (d of mineral oil=.88 g/
Carbon dioxide (CO2) gas within a piston-cylinder assembly undergoes an expansion from a state where p1 5 20 lbf/in.2, V1 5 0.5 ft3 to a state where p2 5 5 lbf/in.2, V2 5 2.5 ft3.
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Calculate the empirical formula of the hydrocarbon, if upon combustion at STP, 9.01 grams of liquid H2O and 11.2 liters of CO2 gas are produced.
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