Q.
Which one of the following processes will produce hard water?
see full answer
Start JEE / NEET / Foundation preparation at rupees 99/day !!
21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya
a
saturation of water with CaCO3
b
addition of Na2SO4 to water.
c
saturation of water with MgCO3
d
saturation of water with CaSO4
answer is D.
(Unlock A.I Detailed Solution for FREE)
Ready to Test Your Skills?
Check your Performance Today with our Free Mock Test used by Toppers!
Take Free Test
Detailed Solution
Hydrolysis of water occurs and Calcium ions are formed.
Watch 3-min video & get full concept clarity