What is the h+ concentration in a solution with a ph of 1.25?

⇒ 5.62 × 10n m n=

⇒ -2
these are the correct answers.

What are the resulting coefficients when you balance the chemical equation for the combustion of ethane, c2h6? in this reaction, ethane is burned in the presence of oxygen (o2) to form carbon dioxide (co2) and water (h2o). (g)+(g)→(g)+(g)

Which is a character of nuclear fusion but not nuclear fission

Why is the melting of ice a physical change ?