Ask a Doubt
Request a call back

Join NOW to get access to exclusive study material for best results

ICSE Class 10 Answered

10 g of mixture of NaCl and anhydrous sodium sulphate is dissolved in water.An excess of barium chloride solution is added and 6.99g of barium sulphate is ppt according to equation Na2SO4+BaCL2=BaSO4+2NaCL. CALCULATE the percentage of Na2SO4 IN THE ORIGINAL MIXTURE.
Asked by SUNITA | 22 Jul, 2013, 12:38: PM
answered-by-expert Expert Answer
If there are 233 gm of Barium sulphate so Na2SO4 will be 142 gm. In the mixture 6.99 gm is Barium Sulphate So Na2SO4 will be 4.26 gms.
So % of Na2SO4 = (4.26 *100/ (10 + 4.26 )) = 29.87%
Answered by | 01 Sep, 2013, 08:24: AM

Application Videos

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
ICSE 10 - Chemistry
please answer this question
question image
Asked by ruchisharmatbn | 05 Mar, 2024, 06:40: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Chemistry
calculate the ratio between the volume of gaseous products formed on catalytic oxidation of 500ml of ammonia according to equation
question image
Asked by kundus458 | 07 Feb, 2024, 08:55: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Chemistry
What will be the mass. ??
question image
Asked by jrvedant208 | 05 Feb, 2024, 10:37: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Chemistry
The mass of 5.6~dm^{3} of a certain gas at STP is 12-0 g. Calculate the relative molecular mass of the gas.
Asked by maybe.kushagra | 25 Jan, 2024, 03:12: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Chemistry
24cc Marsh gas was mixed with 106cc oxygen and then exploded. on cooling the volume of the mixture became 82cc of which 58cc was unchanged oxygen. which law does this experiment support? explain with calculations
Asked by matloobser | 07 Sep, 2023, 09:36: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Chemistry
How to calculate Emphirical formula and Molecular formula? thanks.
Asked by rashikulkarni28 | 10 Jul, 2022, 10:13: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Chemistry
In Chemistry, in a given reaction , how to recognize which reaction it is  i.e oxidation,reduction or redox reaction?
Asked by rashikulkarni28 | 25 Jun, 2022, 10:24: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Chemistry
  30 ml each of oxygen and hydrogen and carbon monoxide are reacted in a container. What will be the volume and composition of the resulting mixture of the gases? 2H2 + O2 →2H2O 2CO+ O2 → 2CO2
Asked by dafk04.dp | 06 May, 2021, 06:22: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Chemistry
differentiate between N2 and 2N
Asked by amit.clw4 | 15 Mar, 2021, 07:27: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Chemistry
what is stoichiometry in simple word?
Asked by amit.clw4 | 14 Mar, 2021, 08:12: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get Latest Study Material for Academic year 24-25 Click here
×