Determine how many mL it will take to neutralize 100 mL of 1mM NaOH with 1mM H2SO4.Arrange the following solutions by electroconductivity: 1M CH3COOH, 1.25M KBr, 1M Na2SO4, pure H2O, 0.75M Al(NO3)3.
22. Molecular speed distribution curves are shown for He, Ne and Ar. Identify which and label the curves in the graph
which is
23. For an ideal gas, sketch the following graphs:
V
P
at T,n -const
at
P, n - const
at V,T-const
n
24. Determine the volume of gas (in L) produced upon decomposition of 10 kg of calcium bicarbonate at STP (1
atm, 0oC):
Ca(HCO3)2(s) > CaO(s) + H2O (g) + 2CO2(g)