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If 8.0 moles of the gas A is palced in a 60.0 L tank with 1.0 moles of B at 0 degress celsius and 1 atm, they react according to this equation: 2A(g) + B(g) --> 3C(g) +D(g) How many moles are present in the tank when the reaction is complete?
Use an Arrhenius plot to determine the activation barrier for the reaction. Express your answer using three significant figures. (units = kJ/mol)
A piece of silver (25 g) is heated to 100 degrees celsius, then dropped into 42.5 g of water with a temperature of 21.7 celsius. Assume they come to the same temp, what is the final temp of the silver and water? (Molar capacities: Ag 25.351 J/mol*..
Under a given set of conditions, benzene C6H6 (b.p. 80°C) has a retention time of 60 seconds using a GC column. Under these same conditions, would you expect the retention time of toluene C7H8
A particular drain cleaner contains NaOH. What is the value of [OH-] in a solution produced when 50.0g of NaOH dissolves in enough water to make 250mL of solution
Commercial concentrated nitric acid is 69.0 % by mass HNO3 and has a density of 1.42 g/mL. Calculate the molarity of concentrated nitric acid.
You are on the Starship Enterprise visitin an uninhabited planet. While investigating the surface of the planet, you come across a "nugget" of some type.
calculate the ph of a 0.070 M sodium acetate CH3COONa and 0.020M acetic acid CH3COOH buffer The ka is 1.7x10^-5
what is the total number of liters of O2 at STP needed to produce 6.0 times 10^23 molecules of H2O.
To a sample of alkaline earth metal carbonate (MCO3; 0.250 g) was added 30.0 mL HCl (0.250 mL). Carbon dioxide gas evolved out from the solution. After the reaction was completed.
draw the mechanism for the reaction between 3-chloroaniline and diethyl ethoxymethylenemalonate.
Why did the discrepancy between experiments and classical theory for blackbody radiation occur at high and not low frequencies
what is the energy uncertainty associated with a short pulse of laser light that lasts 4.8fs
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