How many grams of methane combusted to heat water
How many grams of methane [CH49g] must be combusted to heat 1.00 kg of water from 24.0 to 93.0, assuming H2O(l) as a product and 100% efficiency in heat transfer?
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one mole of methane has a mass of 16.0 grams. How many grams of methane are needed to make 1.0 L of a 0.20 molar solution?
Consider the following equation that describes the complete combustion of propane. The bond energies are: C-H 416 kJ/mol; C-C 356 kJ/mol; O=O 498 kJ/mol; C=O 803 kJ/mol; H-O 467 kJ/mol.
The reaction system POCL3(g) POCL(g)+CL2(g) is at equilibrium. which of the following statements describes the behavior of the system if the partial pressure of chlorine is reduced by 50%?
How much of the other reagent is left over after the reaction is complete?
15.14 mL of standardized Na2S2O3 was required to reach the endpoint. How many moles of IO3- were present in your samples?
What is the pressure in torrs of the volume of a sample of a gas is 7.6 liters when 0.46 moles of gas are at 54 degrees celsius?
A reaction vessel contains these compounds at equilibrium. What will happen of the volume of the container is reduced by 50% at constant temperature
What is the acid-ionization constant, Ka, for the ionization of acetic acid, shown in the reaction CH3COOH(aq) + H2O(l) mc029-1.jpg H3O+(aq) + CH3COOH-(aq)?
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If a child's achievement is below what would be expected given their level of intellectual functioning (as derived from an IQ test such as the WISC-IV)
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