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A 1200 kg rocket without an internal propulsion system is launched and reaches a maximum height of 350 000 m. Determine the launch speed of the rocket.
calculate the amount of heat required to heat a 43 sample of ethanol from 14.0 to 19.0. specific heat capacity of
The mixture is added to 130g of water. If the solution described in the introduction is cooled to 0 degrees celsius, what mass of KNO3 should be cystallize
Problem- An empty vial weighs 63.43 g. The vial weighs 254.75 g when filled with liquid mercury (d 13.53 g/cm3). How much would the vial weigh if it were filled with water (d 0.997 g/cm3 at 25°C)? g
A quantity of ice at 0°C is added to 66.4 g of water in a glass at 55°C. After the ice melted, the temperature of the water in the glass was 15°C. How much ice was added? The heat of fusion of water is 6.01 kJ/mol and the specific heat is 4.18 J/(..
A synthesis gas at 500°C that analyzes 6.4% CO2, 0.2%O2, 40% CO, 50.8% H2, and the balance nitrogen is burnt with 40% dry excess air, which is at 25°C. The composition of the flue gas, which is at 720°C is 13% CO2, 14.3%H2O, 67.6% N2 and 5.1% O2. ..
Determine the hormone response to the metabolic conditions: a) Well fed b) Fasting
derive an expression for the compression factor of a gas that obeys the equation of state pv-nbnrt where b and r are
the heat capacity of pbo is given bynbspcjk-mol 44.35 0.00167 t pm compute the change in enthalpy of solid lead oxide
How would you distinguish between the following compounds? State what you would do and what you would see. (lab associated witht his question used Jones, Lucas, Iodoform tests)
moist air exerts lower pressure and dry air exerts high pressure. how would the volume of the hydrogen gas that was ollectes been different if this eperiment was done on a very rainy day/ on a very dry day?
Explain what is the MOLAR heat of combustion of benzene, C6H6 if combustion of 3.00 g of benzene causes a temperature increase of 5.18 deg C in a bomb calorimeter that has a heat capacity of 8.07 kJ/deg Celsius. (C6H6 = 78.1 g/mol)
1) What is the new volume of a 200.00 cm3 container at -50.0C when temperature is adjusted to standard temperature? 2) What is the new volume of a 500 cm3 container at standard when the temperature is adjusted to -100.0C?
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