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Calculate the mass of sodium

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If the volume of ocean water 7.41*10^20 L contains 2.9 percent sodium chloride ("salt") by mass and the density of the water is
1. 3 answers
2. asked by Jamie
3. 568 views
A 79.1 g mixture of the compounds calcium chloride and sodium sulfide is 80.9 % by mass sodium sulfide. The compound sodium
1. 1 answer
2. asked by Lance
3. 1,037 views
A mixture of 5.00 g of sodium carbonate, Na2CO3 and sodium hydrogen carbonate, NaHCO3 is heated. The loss in mass is 0.31 g.
1. 3 answers
2. asked by Anonymous
3. 2,689 views
When excess dilute hydrochloric acid was added to sodium carbonate,960cm³ of carbon(IV)oxide gas was to produced.Calculate the
1. 1 answer
2. 74 views
Sodium Chloride NaCl can be made by the reaction of sodium with chlorine.Balanced equation: 2Na(s)+Cl2(g)=2NaCl(s) Calculate the
1. 1 answer
2. asked by Ben
3. 1,310 views
More dilute sodium hydroxide solutions are often prepared from a sastuated sodium hydroxide soltuion that's is 52.0% by mass and
1. 1 answer
2. asked by conlan
3. 619 views
Na2CO3 + 2HNO3 -> 2NaNO3 + H2O + CO2Time(s) Mass of Flask Plus Contents (g) 0 150.50 10 149.30 20 148.10 30 148.10 a)calculate
1. 2 answers
2. asked by lemon
3. 1,197 views
calculate the mass of lead || trioxonitrate(v) that will react with 7.8g of sodium chloride to form 10.5g of sodium
1. 2 answers
2. asked by Mary
3. 1,024 views
One atom of sodium (Na) has a mass of 23 amu (atomic mass units). According to the Law of Conservation of Mass, if two atoms of
1. 1 answer
2. 15 views
Calculate the mass of sodium phosphate required to prepare 1.75 L of solution in which the sodium ion concentration is 0.25
1. 2 answers
2. asked by Zilly
3. 3,386 views

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