sathee Ask SATHEE

Welcome to SATHEE !
Select from 'Menu' to explore our services, or ask SATHEE to get started. Let's embark on this journey of growth together! 🌐📚🚀🎓

I'm relatively new and can sometimes make mistakes.
If you notice any error, such as an incorrect solution, please use the thumbs down icon to aid my learning.
To begin your journey now, click on

Please select your preferred language

JEE PYQ: Solutions And Colligative Properties Question 31

Question 31 - 2019 (09 Apr Shift 2)

What would be the molality of 20% (mass/mass) aqueous solution of KI? (molar mass of KI $= 166$ g mol$^{-1}$)

(1). (1.08)

(2). (1.35)

(3). (1.48)

(4). (1.51)

Show Answer

Answer: (4)

Solution

20 g KI in 80 g water. Molality $= \frac{0.121 \times 1000}{80} = 1.51$ m.


Learning Progress: Step 31 of 46 in this series