Which of the following formulas is used to determine the pH of a solution?

OpH = [OH-]

OpH = -log[H+]

OpH= log[H+]

OpH = log[OH-]

Americium-241 undergoes fission to produce three neutrons per fission event. if a neutron-absorbing material is mixed in with this sample so that the rate of neutron production drops down to 1.8 neutrons per fission event, which will be effective at achieving a critical mass? check all that apply. remove a deflective shield surrounding the sample. remove absorbent material mixed in with the sample. compress the sample of americium-241.

Which one of the following substances would be the most soluble in ccl4? na2so4 h2o ch3ch2ch2ch2oh c4h10 hi

If you burn 46.6 g of hydrogen and produce 416 g of water, how much oxygen reacted