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SabariGiri Residential School
"Smartindia is the best online tool for school students." Ms Deepa Chandran, Principal Anchal
M. G. M. Model School
"Smartindia is one of the best supplementary education tool for school students." Ms Pooja, Principal
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what is pH? |
| pH is a measure of hydrogen ion concentration ; a measure of the acidity or alkalinity of a solution . |
