Shristy Maurya Asked a Question
October 12, 2020 8:25 ampts 30 pts
120 g of solution containing 40% by mass of NaCl are mixed with 200 g of a solution containing 15% by mass NaCl. Determine the mass percent of sodium chloride in the final solution : (A) 24.4% What is the molality of the above solution? (B) 78% (C) 48.8% (D) 19.68%6 (A) 4.4 m (B) 5.5 m (C) 24.4 m (D) None
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  • Dinesh khalmaniya thankyou
    option A So first we will calculate the amount of NaCl in the first solution: w(NaCl) = m(NaCl)/ m(solution) 40% = m(NaCl)/ 120g 40/100 = m(NaCl)/ 120g m(NaCl) = 120×40/ 100 m(NaC...
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  • Priyanshu kumar Best Answer
    ques 7 Option A ques 8 option B
    • cropped8967971203222298332.jpg
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    Priyanshu kumar
    hope you got this
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