5. What is the temperature -34°C expressed in kelvins?
A. 207 K
B. 339 K
C. 239
D. 139 K

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 does a noncompetitive inhibitor reduce an enzyme’s activity?

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?