Which one of these statements describes how to typically tell the difference between a single replacement (SR) reaction and a double replacement (DR) reaction?

How many miles of water are produced if 5.43 mol pbo2 are consumed

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.

Compare and contrast refraction of light and sound will give brainliest