A 25.0 mL sample of 0.150 M lactic acid is titrated with a 0.150 M NaOH solution. What is the pH at the equivalence point? The Ka of lactic acid is 1.4 ⋅⋅ 10-4.

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)

Nuclear fusion is the source of energy for stars. besides hydrogen, which other element is most likely also common in stars?

What is the subscript for oxygen in its molecular formula