Email
Chat with tutors
Login
Ask Questions, Get Answers
Menu
X
home
ask
tuition
questions
practice
papers
mobile
tutors
pricing
X
Questions
>>
JEEMAIN and NEET
>>
Chemistry
>>
Some Basic concepts in Chemistry
Next similar question
Answer
Comment
Share
Q)
R
H
2
(ion exchange resin)can replace
C
a
2
+
in hand water as,
R
H
2
+
C
a
2
+
→
R
C
a
+
2
H
+
.1 litre of hard water passing through
R
H
2
has PH is 2.Hence hardness in PPM of
C
a
2
+
is:
(
a
)
200
(
b
)
100
(
c
)
50
(
d
)
125
Share
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
Found
1
answer. Click to login & view.
Next Similar Question >
Home
Ask
Tuition
Questions
Practice
Your payment for
is successful.
Continue
...
Please Wait