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PH Values of Acids (in Tamil)
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This video explains pH values of acids and pH scale in Tamil for TNPSC, SSC, RRB, IBPS.....

Mugunthan Loganathan
I am specialist in Aptitude ,Reasoning and General Science for TNPSC, SSC , RRB, IBPS and other competitive exams.

Unacademy user
root ke andar se to positive value aati hai to bahar negative sign kaise lag sakta hai nahi samajh aaya ye
Bineesh Soni
2 years ago
Aap do negative sign ki values ko multiply karoge to bhi to positive hi aata h na ans.
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