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A sample of aluminum chloride increased in temperature by 3.5 K when the sample absorbed 167 J of energy. Determine the molar heat capacity of aluminum chloride in the sample. The C value for aluminum chloride is 92 J/mol*K.
Radio station KLBJ broadcasts at a frequency of 93.7 × 106 s-1. Determine the length of the waves that corresponds to this frequency.
If 0.90 mole of MnO2 and 48.2 g of HCl react, which reagent will be used up first?
Find the energy of a photon of light if the wavelength of the light wave is 6.88 x 10-7 m.
in a reaction between pure acetic acid and sodium bicarbonate 26.6 grams of sodium bicarbonate was added to 12.0 ml of
What is the activation energy for the uncatalyzed reverse reaction?
What is the theoretical yield of bromobenzene in this reaction when 33.0 g of benzene reacts with 71.5 g of bromine?
When 1.00 g of Boron is burned in O2 (g) to form B2O3 (s), enough heat is generated to raise the temp of 733 g of water from 18.0 deg C to 38.0 deg C. Calculate the hear of formation of B2O3(s) under these condtions.
X reacts with one molar equivalent of hydrogen in the presence of a palladium catalyst to form 1,2-dimethylcyclopentane. Treatment of X with ozone follwed by zinc in aqueous acid gives a dialdehyde.
The temperature of the calormieter increases from 19.7 C to 20.6 C if under constant volume condidions, the heat of combusion of glucose is -2805 kJ/mol
Choose the answer which presents the chemical formulas for two substances in order of decreasing melting point (highest melting point first) and gives a valid reason for this order.
What is the correct method for determining how many moles of calcium oxide are produced in the reaction of 10.g calcium with excess oxygen?
What is the flask's volume?
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