JEE Main 2021 Chemistry question

ChemistrySome Basic Concepts of ChemistryJEE Main 2021

A 6.50 molal solution of KOH (aq.) has a density of 1.89 g . The molarity of the solution is mol . (Round off to the Nearest Integer) [Atomic masses: K :39.0 u; O :16.0 u; H :1.0 u]

Answer: 9

Solution

Question ID VK-018060