Questions and answers by

Samantha simbi

Questions (10)

Calculate the pH of the following:0.02mol of methanoic acid (HCOOH) are given Ka(HCOOH)=1.78×10^-14.
1. 5 answers
2. 122 views
Calculate the pH of the following: 0.01mol/l of hydrochloric acid (HCl).
1. 1 answer
2. 103 views
With the help of equation show that the aqueous solution of hydrogen carbonate is acidic.
1. 1 answer
2. 99 views
With the help of equation show that the aqueous solution of:Ammonia is basic.
1. 1 answer
2. 109 views
Write a balance equation for the reaction of NaOH and ethanoic (acetic) acid.
1. 1 answer
2. 98 views
What volume of 0.075M HNO3 is required to neutralise 100mL of 0.01M CA(OH)2 solution.
1. 1 answer
2. 93 views
What is the pH of a 0.025M solution of Hydrobromic Acid?
1. 1 answer
2. 85 views
A 25ml solution of 0.5 M NaOH is titrated until neutralised into a 50mL sample of HNO3.what was the concentration of the HNO3?
1. 1 answer
2. 125 views
Write a balanced equation for the reaction of NaOH and ethanoic (acetic)acid.
1. 1 answer
2. 115 views
What is the pH of a solution with (H+)=1×10^-6 M.
1. 1 answer
2. 79 views

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