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Question- A buffer soulton is created using 0.15 moles of salt NaM (B being the anion of the weak acid HB) and 50.0 ml of 2.0M acid HB ( assume no change in volume).
1) What would the pH of that solution?
A 0.100 M solution of a certain weak acid, HA, is found to have a pH of 2.45. Calculate the % ionization for the acid. Enter the answer as a decimal number with 3 decimal places. Do not enter the units.
The boiling point elevation of an aqueous sucrose solution is found to be 0.39*C. what mass of sucrose molar mass 342.30 g/mol would be needed to dissolve in 500.0g of water? Kb (water) = 0.512*C/m
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Determine the mean and 90% confidence interval for the average fluoride concentration in this sample.
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a 40607 lb force is applied to a surface that measures 79 in long and 8 in wide. determine the pressure exerted on the
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