chemical-aritmatic

Related Questions

• Hydrogen combines with oxygen to form ${H_2}O$ in which 16 g of oxygen combine with 2 g of hydrogen. Hydrogen also combines with carbon to form $C{H_4}$ in which 2 g of hydrogen combine with 6 g of carbon. If carbon and oxygen combine together then they will do show in the ratio of

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• What volume of $N{H_3}$gas at STP would be needed to prepare 100ml of 2.5 molal (2.5m) ammonium hydroxide solution

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• 250 ml of a sodium carbonate solution contains 2.65 grams of $N{a_2}C{O_3}$. If 10 ml of this solution is diluted to one litre, what is the concentration of the resultant solution (mol. wt. of $N{a_2}C{O_3}$=106)

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• The number of oxygen atoms in 4.4 g of $C{O_2}$is approx.

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• Hydrochloric acid solutions A and B have concentration of 0.5 N and 0.1 N respectively. The volume of solutions A and B required to make 2 litres of 0.2 N hydrochloric are

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