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Write and balance a chemical equation that describes the reaction of Cu(NH3)4SO4 * H20 with hydrochloric acid in aqueous solution.
A 496-mL sample of a gas at 263 oC is cooled at constant pressure until its volume becomes 241 mL. What is the new temperature in oC?
How many joules of energy are necessary to heat the steam from 100.0C to 114.0C if the specific heat of steam is 2.02 J/ g C
Explain why OSHA requires employers to limit employee exposure to acetic acid vapors
Two samples of sodium chloride were decomposed into their constituent elements. One sample produced 2.84 g of sodium and 4.37 g of chlorine
Consider the reaction Br2(g) 2 Br(g), which is endothermic as written. What would be the effect on the equilibrium position of decreasing the temperature
What is the density (in grams per liter) of a gas mixture that contains 20.5% F2 and 79.5% He by volume at 793mm Hg and 28.5C
An electron has an uncertainty in its position of 499 pm
A certain pesticide is fatal to fish fingerlings at a level of 0.5 parts per million in water. A leaking metal can containing 10.0 kg of the pesticide was dumped into a stream with a flow of 10.0 Liters per second moving at 0.7 km/hr.
Calculate the moles of ammonia produced (e) calculate the partial pressures of all species in the system (f) the total pressure in the system
Gibbs energy is fnxn of P & T derives a relation that predicts G decreases with temperature at constant pressure.
Number of unpaired electrons in the nitrogen atom
Explain what is the relationship between the moles of base and the moles of a monoprotic acid in a neutralization reaction
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