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Grade: 12th pass

                        

Aqueous solution of urea is 20% by mass of solution. Then the percrntage by mass of solvent is

3 years ago

Answers : (2)

Tanvi
15 Points
							Let the mass of the solution be 100gmSo mass of urea is 20% of 100,so mass of urea is 20 gmSo mass of water = 100 – 20                            = 80gmSo mass of urea by solvent(water)  = 20/80 x 100%                                    = 25%Regards
						
3 years ago
Tanvi
15 Points
							Let the mass of the solution be 100gmSo mass of urea is 20% of 100,so mass of urea is 20 gmSo mass of water = 100 – 20                            = 80gmSo mass of urea by solvent(water)  = 20 X 100                                                       -------                                                        80                                                                                                            =  25%so the answer is 25%
						
3 years ago
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