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Sulfur dioxide is released in the combustion of coal. Scrubbers use aqueous slurries of calcium hydroxide to remove the SO2 from flue gases. Write a balanced equation for this reaction
Write reactions and equilibrium relationships for the first four complexes formed between cadium(II) and chloride
How much heat energy, in kilojoules, is required to convert 58.0 g of ice at -18.0 *C to water at 25.0 *C ?
calculate the wavelength of the fifth line in the hydrogen atom paschen series. calculate the energy released in the transition
how much heat is required to convert 30.0 g of ethanol at 28 c to the vapor phase at 78 c ?additional infoethanol
approximately how many grams of NH4Cl will dissolve in 100g of H2O at 70 C?
the decomposition of phosphine ph3 follows first-order kinetics.4 ph3g gt p4g 6 h2gthe half-life for the reaction at
calculate the pb2nbspat each of the following points in the titration of 20.00 ml of 0.0200m pb2nbspby 0.010 m edta at
Assume that a particular reaction evolves 243 kJ of heat and that 28 kJ of PV work is gained by the system....? 1) What are the values of delta E and delta H for the system? 2) What are the values of delta E and delta H for the surroundings?
When 2.00 g of hydrazine decomposed under constant-pressure conditions, 7.00 kJ of heat were transferred to the surroundings. What is delta H for the following reaction? 3 N2H4(l) --> 4 NH3(g) + N2(g)
A tanker carrying 800 kg of BOD waste accidently overturns and spills into a pond with a volume of 100,000,000 L. Assume the pond is completely mixed and has an initial DO of 6.4 mg/L and a temperature of 20°C
Use the masses of carbon dioxide, rm CO_2, and water, rm H_2O, to determine the empirical formula of the alkane component.
Find the pH of a 0.15 M solution of ammonia, NH3. Kb = 1.8*10^-5
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