Neither dry soil nor pure water conducts electricity but wet soil will conduct electricity. explain why this happens?

Calculate the molarity of 48.0 ml of 6.00 m h2so4 diluted to 0.250 l .

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.

How can carbon move from "land" to bodies of water? describe the way human impact has lead to increased levels of co2 in the atmosphere.