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Gideon
Questions and answers by visitors named
Gideon
Questions (6)
30.00cm3 Hcl acid of conc. 6.4g/dm3 neutralised 25. 00cm3 of an unknown alkali (XOH),whose conc. was 4.85gdm3 calculate,
a. the
4 answers
924 views
Given that a:b, evaluate 2a+3b/a-b
3 answers
232 views
In a class of 50 students . 16 offer Further Mathematics . 41 offer Physics . If 7 neither offer Further Mathematics nor Physics
1 answer
163 views
In a class of 50 students . 16 offer Further Mathematics . 41 offer Physics . If 7 neither offer Further Mathematics nor Physics
2 answers
203 views
a=4,b=-5 and x=1
1 answer
110 views
Exam is around the corner
Begin: corner
3 answers
44 views
Answers (2)
Armah
Na2CO3 act as a weak base and HCl is a strong acid. Phenolphthalein is not a suitable indicator for titrating weak base against strong acid because the equivalence point of the titration will result in an acid salt(NaHCO3) which cannot go to completion.