Magnesium and iron are metallic elements. how does a mole of magnesium compare with a mole of iron?
a) a mole of iron has more atoms.
b) they both have the same mass.
c) a mole of magnesium has more mass.
d) they both have the same number of atoms.

Which statement best explains the relationship between an area is geography and the temperature of its surface water

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.

‘which reaction would most likely require the use of an inert electrode?