Chemistry, 28.08.2020 20:01, kx85DirtbikeRider
1. When 30cm of an organic compound R of formula C, H3,0 was burnt in pure and
excess oxygen and cooled to room temperature, 240cm of the residual gas was formed.
On addition of concentrated potassium hydroxide solution, the volume reduced to
180cm?
(a) (i) write the equation for the combustion of R
(ii) Determine the molecular formula of R
Answers: 1
Chemistry, 22.06.2019 12:00, luffybunny
There is one girl i like and i don't know how to tell her that, i have a feeling she knows but if she doesn't i don't want to make a fool out of myself how is one way to boost my confidence on asking her out
Answers: 1
Chemistry, 22.06.2019 12:00, WinterStrikesBack
Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. a solution containing 3.50 g of sodium carbonate is mixed with one containing 5.00 g of silver nitrate. how many grams of sodium carbonate, silver nitrate, silver carbonate, and sodium nitrate are present after the reaction is complete?
Answers: 2
1. When 30cm of an organic compound R of formula C, H3,0 was burnt in pure and
excess oxygen and co...
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