A nitric acid solution is found to have a pH of 2.70. Determine the:
1) [H,0*]
2) [OH]

What is the empirical formula for c4h8o2

Choose an equation that represents an enzyme-catalyzed reaction. (a) enzyme + substrate → enzyme-substrate complex (b) enzyme + substrate ←−→ enzyme + products (c) enzyme + substrate ←−→ enzyme-substrate complex → enzyme + products (d) enzyme + substrate ←−→ enzyme-substrate complex → enzyme-substrate complex + products

Structure of the atoms: discovery of the nucleus in 1909i need answering all of these questions