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In: Chemistry

find the pH in a mixture of: a) 50 ml 0,10 mol/L HCL and 10 mL...

find the pH in a mixture of:
a) 50 ml 0,10 mol/L HCL and 10 mL 0,50 mol/L NaOH

b) 50 mL 0,10 mol/L HCL and 20 ml 0,50 mol/L NaOH

c) 100 mL 0,20 mol/L CH3COoH and 50 mL 0,20 mol/L NaOH

thx

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