Chemistry, asked by khoshish, 9 months ago

What will be the mass percentage of resulting
solution prepared by mixing 15% (w/w) 500
aqueous solution of urea with 25% (w/w) 400g
aqueous solution of it.
(1) 18%
(2) 20%
(3) 25%
(4) 15%

Answers

Answered by Anonymous

1

Answer: B

Explanation:

Amount of urea =15100×500+25100×400

=75+100=175g

%w/w=175900×100=19.44%

Previous Question

Next Question

Similar questions

Biology, 4 months ago

1 (i) Which of the following is not an effect of deforestation? a) Soil erosion b) Draught c) Flood d) Increase in oxygen level...

Computer Science, 4 months ago

/_____ prepares the information and forward it /protocol/ /receiver/ /sender/ /hub/ ...

Math, 4 months ago

out of the total of 20,000 people it was found that 30% like to listen to Hindi film music 20% like to listen to English music 15% classical music and the rest like to listen to other kind of music find the exact number of people who like is type music...

Math, 9 months ago

Simplify the expression i(x+(-x)+2x+x) ii(-10²+2b+3+b²-6) iii(7s-1-(-4)s iv(-5a²-a+9-6a²+8)...

Biology, 9 months ago

older xylem forms _____of plant...

Chemistry, 11 months ago

copper sulphate on treatment with potassium iodide precipitate scopus iodide liberates hydrogen gas and also forms potassium iodide Write chemical equation...

Math, 11 months ago

if a girafee has two eyes a monkey has two eyea an elephant has two eyes how many eyes we have ????

Biology, 11 months ago

what is a human phyology ...