Question

two solution have ph7and 2which have more hion concentrated​

Answer 1

Answer:

the solution which has ph2

Explanation:

because ph 7 is neutral and ph 2 is very acidic and contains more h+ ions than ph 7 ..

hope it helps....

Answer 2

Answer: ph 2 is more acidic and has more h+ ion

Explanation: we know that ph is the ##negative logarithm## of ##h+ ion concentration##

ph = -log{H+}

so as of the concentration of h+ increases the ph value becomes more and more negative due to negative log