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If the Hindenburg held 2.3x10^5 meters cubed of hydrogen gas at 25degreees celsius and 1.0 atm, what mass of hydrogen was present inkilograms?
How many grams of aluminum metal and how many liters of chlorine gas can be produced by passage of 4.8 amp of current for 2.3 hours under standard conditions
It has a molar mass of 204.33g/mol. Suppose you weigh out .556g of KHP and dissolve it in water. It requires 14.48 mL of NaOH to reach the endpoint. What is the concentration of the NaOH solution
A vitamin tablet contains 501 mg of vitamin C (C6H8O6). How many vitamin C molecules are contained in the tablet?
What is the exact reaction mechanism of the hydrolysis of maleic anhydride with heat followed by adding a zinc catalyst
a quantity of nitrogen initially held at a pressure of 3.80 atm in a 1.00l container at the temperature of 27 degree
given that is the central atom draw a lewis structure of in which the formal charges of all atoms are zero.nbspdraw the
At an altitude of 10000 ft, the partial pressure of oxygen in the lungs is about 68 mm Hg. What is the concentration (in mg/L) of dissolved O2 in blood (or water) at this partial pressure and a normal body temperature of 37 degrees C
An electric power station annually burns 3.6 107 kg of coal containing 2.4 percent sulfur by mass. Calculate the volume of SO2 emitted at STP
The haber process is a method in which ammonia can be produced from nitrogen gas and hydrogen gas. If nitrogen gas at 200 atm and hydrogen gas at 500 atm are combined at 500?C in a 50.0L vessel: determine the amount of ammonia that would be produc..
How many moles of Cl ions, Cl1-, do you have in 3.0 moles of AlCl3. If you used 2.5 moles of C4H4 during an experiment, how many moles of O2 did you use? C4H4(g) + 5 O2(g) 4 CO2(g) + 2 H2O(g)
Calcuate the molalities of MgSO4, Mg2+, and SO4 in a 0.05000m solution of MgSO4 at 25 degree and at 250 degree. Find the appropriate log K's in Soltherm
The atom then emits two photons: one of wavelength 3174 nm to reach an intermediate level, and a second to reach the ground state. What was the wavelength of the second photon emitted
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