What is the mass by mass percentage of salt in a solution prepared by dissolving 10 g
What is the mass by mass percentage of salt in a solution prepared by dissolving 10 g
of salt in 90 g of water?
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Correct answer: (D) 10%
From RRB JE CBT-1 PYQ 19 Feb 2026, Shift 2 (12:45 PM)
This is question 63 of RRB JE CBT-1 PYQ 19 Feb 2026, Shift 2 (12:45 PM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.