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Calculate how many moles of NH3 form when each quantity of reactant completely reacts.
3N2H4 (l) = 4NH3 (g) + N2 (g)
2.6 mole N2H4
Calculate the amount of heat in J required to heat 2.00 grams of ice from -12.0 C to 88.0 C. The heat of fusion of water is 6.02 kJ/mol the specific heat capacity of ice is 2.09 J/gC
How many moecules of N2 are needed to react with 30 molecules of H2?
titration volume should be between 10 mL and 50 mL. What are the smallest (first answer box) and largest (second answer box) masses of formic acid that would give titration volumes within the limits above?
At what ph would you carry out an electrophoresis experiement if you wanted to seperate a mixture of lysine
a sample of water is examined to have two metals with mcl cd2 and al3. this water can treat with oh and the equilibrium
What is the buffer solution? What characteristics make this solution a buffer solution?
Zinc sulfide reacts with nitric acid to give zinc sulfate and nitric oxide. Calculate the mass of zinc required to react with 110 mL of 0.15 M nitric acid.
A mixture of 0.156 moles of C is reacted with 0.117 moles of O2 in a sealed 10.0L vessel at 500.K, producing a mixture of CO and CO2. The total pressure is 0.640 atm. What is the partial pressure of CO
Vapors are likely to be non-ideal near condensation temperatures. Would you expect such behavior to make your molecular mass to high or too low?
what mass of precipitate will form if 1.50 L of concentrated Pb(CLO3) is mixed with 0.550 L of 0.230 M NaI ? assume the reaction goes to completion.
A compound A (C22H27NO) is insoluble in acid and base but reacts with concentrated aqueous HCl and heat to give a clear aqueous solution from which, on cooling, benzoic acid precipitates. When the supernatant solution is made basic, a liquid B sep..
The procedure instructs you to use a stir bar to mix the solution while adding NaOH. Descirbe any differences in the graph
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