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Science CBSE Homework Assignments
Class 10
Acids, Bases and Salts
Acids, Bases and Salts
2.
pH range
Question:
3
m.
1
.
The power of hydrogen of bases ranges from
\(0\) to \(7\)
\(7\) to \(14\)
\(0\) to \(14\)
.
2
. The pH of
seawater
is
4
\(7\)
\(8\)
6
.
3
.
\(NH_4OH\)
when treated with
methyl orange
there is
No change
Change to yellow colour
Change to pink colour
.
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