Ask a New Question

Question

If 20 mL of .10 M H2SO4 was added to 50 mL of .10 M NaOHand the mixture was stirred, then tested with a pH meter. What is the pH?
13 years ago

Answers

bobpursley
mmoles base: 5
mmoles acid: 2

but the acid is diprotic, so you will have then 1 mmole of base in excess.

[OH]=1E-3moles/.03liters=.001/.030=3.3E-2

but [H][OH]=1E-14
then [H}]=1E-14/3.33E-2= 3E-13

pH= -log3E-13=12.5

check all this.
13 years ago

Related Questions

H2SO4+B(OH)3=B2(SO4)3+H2O Ph of 10^(-8)M aqs.h2so4 When 22.7mL of o.500 M H2SO4 is added to 22.7mL of 1.00 M KOH in a coffee-cup calorimeter at 23.50 d... If 25.0mL of 0.56 M H2SO4 is diluted to a volume of 125 mL, what is the molarity of the resulting so... Help Please!!!! H2SO4(aq) = 2H+(aq) + SO42-(aq) What is the hydrogen ion concentration, in m... When 25.0 mL of 1.0 M H2SO4 is added to 50.0 mL of 1.0 M NaOH at 25.0 °C in a calorimeter, the temp... Consider 18.0 M H2SO4, if you need to make 250.0 mL of a 3.0 M solution of H2SO4, how would you do t... H2SO4 + HI → H2S + I2 + H2O Which option shows a correctly balanced chemical equation? (1 poin... SO3 + H2O -> H2SO4 given the atomic mass of hydrogen is 1amu, the atomic mass of oxygen is 16 amu,...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use