ভর দ্বারা 300 গ্রাম 25% দ্রবণ এবং 400 গ্রাম 40% দ্রবণ মিশিয়ে একটি দ্রবণ পাওয়া যায়। হিসাব...

A solution is obtained by mixing 300 g of 25% solution and 400 g of 40% solutionby mass. Calculate the mass percentage of solute in the resulting solution.

Calculate the concentration of a solution obtained by mixing 300 g of 25% by weight solution of NH_(4)Cl and 150 g of 40% by weight solution of NH_(4)Cl .

Calculate the concentration (in percentage by weight) of a solution obtained by mixing 300 g 25% by weight solution of NH_(4)Cl and 150 g of 40% by weight solution of NH_(4)Cl

Calculate the percentage composition in terms of mass of solution obtained by mixing 300 g of a 25% and 400 g of a 40% solution by mass.

A candidate has to obtain minimum 33% of the total marks to pass.He got 25% of the total marks and failed by 40 marks.The maximum marks are 300 b.400 c.500 d.600