What volume is needed to store 0.050 moles of helium gas at 202.6 kpa and 400 k? (given: r = 8.314 l∙kpa/k∙mol)
a) 1.218 l
b) 121.8 l
c) 0.820 l
d) 8.21 l
e) 82.1 l

The difference between the atomic number of an element and the element’s atomic mass is the number of ions.

Ill give brainiestif one neutron initiates a fission event that produces two neutrons in the products, how many new reactions can now be initiated? if each of the neutrons produced in the first fission event then initiates a fission event that produces one neutron in the products, how many new reactions can now be initiated by each neutron? how many neutrons in total were produced by the two fission events described?

What is the lowest number energy level where a d sublevel is found