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Discuss the effects of the three factors that influence reaction rate.
Why does not the presence of a catalyst influence a chemical equilibrium?
5.) Write equilibrium expression for the following reactants (reactants and products are all gases):
(a) N3 + 3H2⇌2NH3
(b) 4HCl + O2⇌2H2O
(c) CH4 + 2O2⇌CO2 + 2H2O
(d) 3C2H2⇌C6H6
(e) 2CO2⇌2CO + O2
4.) Predict the effect of raising the temperature upon each of the following gaseous equilibria:
(a) 2NO + O2⇌2NO2 + heat
(b) H2 + I2 + heat⇌2HI
(c) 2SO2 + O2⇌2SO3 + heat
(d) N2 +O2 + heat⇌2NO
(e) CO + H2O⇌CO2 + H2 + heat
3.) Predict the effect of an increase in pressure upon each of the following gaseous equilibria:
(a) 2PH3 + 6Cl2⇌2PCl3 + 6HCl
(b) 2NO + O2⇌2NO2
(c) CO2 + H2⇌CO + H2O
(d) N2 + O2⇌2NO
(e) CH4 + H2O⇌CO + 3H2
Since reaction velocity is doubled for approximately 10°C-degree rise in temperature, how much faster does a reaction proceed at 100°C than at 20°C?
In determining the reaction velocity for the reaction A + 2B ⇌AB2
Why must the concentration of the molecules?
Potassium bromide reacts with chlorine to produce potassium chloride and bromine. How Many grams of bromine are produced when 15.0 g of potassium bromide are used?
In the following reaction 1.55g of CI2 and 2.43g of KBr are mixed in solution. Determine the limiting and the excess reactants? How many grams of Br2 are formed? In lab 1.02g of Br2 was formed, what is the percent yield
How many grams of H2 can be generated from 17.25g of Al and 0.947 moles of NaOH react in excess water? Determine the limiting and the excess reactants? How many grams of H2 are formed? In the lab 1.72 g of H2 was formed, what is the percent yield
