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A student in lab has 3.00 g of pure N2 in 0.541 g pure H2. The reaction happens following this equation: N2(g) + 3H2(g) → 2NH3(g) How many grams of NH3 would be produced?
A student carefully diluted 25.0mL of 6M NaOH solution in 475mL of distilled water. Calculate the molarity of the diluted solution of base.
Design a series of reactions to convert ethanol to 2-butanol. You can use other inorganic reagents you need
What is the airborne radioactivity concentration? Using 10 CFR 20, if the particles are composed of cobalt oxide, how many DAC does this represent?
2 NO(g) +Cl2->2NOCL(g) the observed rate law is Rate= K(NO)^2(Cl2). What is the reaction order with respect to nitrohen monoxide with respect to Cl2? Wht id the overall order
Hydrofluoric acid dissociates in water as represented by the above equation With Ka = 7.2 * 10^-4
what mass ratio of sugar to water is required to raise the boiling point of a sugar solution 145 degrees celcius?
a sample of air contains 78.08% nitrogen, 20.94% oxygen, .05%carbon dioxide and .930% argon by volume. How many molecules of each gas are present in 1 liter of the sample at 25 degrees celsius and 1 atmosphere?
Propose a structure for an amine of formula C4H9N, which liberates a gas when treated with NaNO2 and HCl. The 13C NMR spectrum is as follows, with attached protons in parentheses
the enthalpy change for melting ice at 0c and constant atmospheric pressure is 6.01 kjmol. calculate the quantity of
A tank contains a mixture of 3.0 mol N2, 2.0 mol O2, and 1.0 mol CO2 at 25 degrees celsius and a total pressure of 10.0 atm. Calculate the partial pressure (in torr) of each gas in the mixture.C
Breathing air that contains 4.0% by volume CO2 over time causes rapid breathing, throbbing headache, and nausea, among other symptoms. What is the concentration of CO2 in such air in terms of mol percentage
What is the mole fraction of butanol (MM = 74.12 g/mol, D = 0.810 g/mL) when 32.94 mL of butanol is mixed with 20.43 mL of ethanol
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