Question

State True or false
1.Blood is more acidic than urine
2.Double circulation is found both in fishes and human beings
3.Evaporation of water is an endo thermic reaction.
4.PH of basic solution is always more than that of an acidic solution of same concentration.
5.A strong base gives more number of OH ions than a weak base of same concentration.
6.Colour of PH paper in cold drink is red.
7.THe basicity of CH3COOH is 4

Please tell fast as my exam is going on.....​

Answer 1

Answer:

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