Choice-B is the correct one.
-- The atomic number is the number of protons in the nucleus.
-- Each proton in the nucleus is usually matched by one electron in the 'cloud'.
-- The addition of a proton OR a neutron increases the mass number by 1 .
-- Electrons have such small mass that they don't figure into the atomic mass at all.
Answer:
Hope i could help!
Explanation:
so all but one light could be burned out, and the last one will still function.
The temperature of the lithosphere is around 300<span>°C</span> - 500<span>°<span>C</span></span>
It’s because flourecent lights operate at higher temperatures than incadecent lights.
In this case to find the weight of an object you must use the formula.
W = mg
