Determine the numbers of grams of o2 are required
The reaction among oxygen and nitric oxide (NO) to form the nitrogen dioxide (NO2) is a key step in photochemical smog formation:
2NO(g)+ O2(g) yields 2NO2 (g)
Determine the numbers of grams of O2 are required to produce 3.01g of NO2?
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Discuss the molarity of a barium chloride solution prepared by dissolving 9.9 grams of BaCl2•2(H2O) in enough water to make 334.0 mL of solution?
Helens in 1980, gas samples from the volcano were taken by sampling the downwind gas plume after the large eruption of Mount St. The unfiltered gas samples were passed over a gold-coated wire coil to absorb the Hg present in the gas.
A commercial stomach acid neutralizer consists mainly of Mg (OH)2. Determine the number of grams of Mg (OH)2 would be needed to neutralize the daily output of gastric juice, which is about 2 liters in volume and about 0.05 F in HC
White phosphorous, P4, is prepared by fusing calcium phosphate, Ca3 (PO4 )2 , with carbon, C, and sand, SiO2, in an electric furnace. 2Ca3(PO4)2 (s) + 6 SiO2(s) + 10C (s) ----> P4 (g) + 6 CaSio3 (l)+ 10 CO (g).
Determine the number of collisions does a single Ar atom make in 1.0s when the pressure is 10 bar and the temperature is 25C?
Discuss at what pressure does the mean free path of argon become comparable to the diameter of a spherical vessel of volume 1.0dm3 at 25C that contains it? Take σ = 0.36nm2
Write the example of the polynomial f(x) which is of degree 7, has accurately two real zeroes one of which is of multiplicity 2and one of which is of multiplicity 3. leave f(x) in factored form.
Suppose you are the instructor for 16 students in a chemistry lab and each student requires the 75 ml of a 0.100 M NaOH solution. You have only 6.00 M NaOH solution in stock.
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