Chemistry, 05.12.2019 06:31 Manuel2019
1. a mixture of naoh and na2co3 solution required 20.50 ml of 0.5 m hcl using
phenolphthalein as indicator. the same amount of alkali mixture when titrated using
methyl orange as an indicator required 27.25 ml of same acid. obtain an expression
for the volumes of acid required to neutralize (i) koh and (ii) na2co3 present in
solution
Answers: 1
Chemistry, 21.06.2019 19:30, savag3jitt
In all living cells dna controls cellular activities by
Answers: 1
1. a mixture of naoh and na2co3 solution required 20.50 ml of 0.5 m hcl using
phenolphthalein a...
phenolphthalein a...
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