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The rate constant for the first order decomposition of a compound A in the reaction 2A=P is k= 2.78*10-7|s at 25oc. what is the half- life of A? what will be the pressure, initially 32.1 kPa, at 10s and 10min after initiation of the reaction?
If the coal is burned in a power plant that uses 1800 tons of coal per day, what mass of calcium oxide is required daily to eliminate the sulfur dioxide?
show the calculation of calculating the volume of 6M NaOH required to react compeletly with 2.00mmol of methyl salicylate
A major source of sodium metal is produced as a result of electrolysis of molten sodium chloride. What magnitude of current is required to produce 1.0 kg of sodium metal in one hour
Calculate the grams of HCl that must be diluted to a volume of 1 liter to produce a concentration of 0.5M. Calculate the normality of 1 L of solution containing 45grams of NaOH.
The elementary steps for the formation of nitrogen and water from nitric oxide and hydrogen are given below. Identify any intermediates. 2 NO(g) ? N2O2(g) N2O2(g) + H2(g) ? N2O(g) + H2O(g) N2O(g) + H2(g) ? N2(g) + H2O(g)
A tiny speck (8.3 x 10-7 mol) of americium-241 is used in smoke detectors, how many atoms of americium-241 are there in one of these smoke detectors?
The partial pressure of carbon dioxide is 675 mm Hg. If argon gas added to the mixture causes the total pressure to become 2410 torr, what is the partial pressure of argon? Report your answer in atm.
The Haber process is very important for agriculture because it converts N2 (g) from the atmosphere into bound nitrogen which can be taken up and used by plants. The reaction is N2 + H2->NH3
A 32.0-g sample of water at 260. K is mixed with 47.0 g water at 300. K. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
Assign the lines in the UV photoelectron spectrum of CO shown below and predict the appearance of the UV photoelectron spectrum of the SO molecule.
als hclaq alcl3aq h2gwhat mass of hydrogen can be produced from 2.90 g of aluminum and 14.0 g of hcl in the above
considering the given equation as 4no2g o2g at the temperature of twenty five degree celsius and nbspk 3.38x10-5snbsp
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