Combining a base and an acid forms
a. salt and water.
b. dna and gas.
c. sodium hydroxide.
d. ions.
a. washing
b. disinfection
c. cleansing
d. sterilization

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.

Pastoral farming is best described as a. a method of raising livestock and moving herds b. an african method of agriculture c. a method of cultivating crops on poor soils d. a common method of desert farming select the best answer from the choices provided a b c d

How will the volume of a gas be affected if the pressure is tripled, but the temperature remains the same?