Get Answers to all your Questions

header-bg qa

How much CaCO3 and water must be wieghed to make a solution that is 10% CaCO3?

  • Option 1)

    10g, 90g

  • Option 2)

    5g, 95g

  • Option 3)

    20g, 80g

  • Option 4)

    15g, 85g

 

Answers (1)

best_answer

As we learnt

 

Mass percent of solution -

Mass percent = ((mass of solute)/(mass of solution) ) X 100

 

- wherein

 it is mass of solute present in 100 gram solution.

 

 Mass of CaCO3 is 100g of solution =10g

Mass of water =100-10=90 g

 

 


Option 1)

10g, 90g

Option 2)

5g, 95g

Option 3)

20g, 80g

Option 4)

15g, 85g

Posted by

Plabita

View full answer

JEE Main high-scoring chapters and topics

Study 40% syllabus and score up to 100% marks in JEE