Base your answer to the question on the diagram of a voltaic cell and the balanced ionic equation. Wire
Wire
V
Voltmeter
Mg(s) —
Salt
bridge
Ni(s)
Mg2+(aq)
Ni2+(aq)
Mg(s) + Ni2+ (aq) — Mg2+ (aq) + Ni(s)
Which metal that is more easily oxidized than Mg(s)?
Ba
2.
Fe
3
Ni
4
Mn

What neutral atom is isoelectronic to mn+4

Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)

Phosphorous can form an ion called phosphide, which has the formula p3−. this ion can form an ion called phosphide, which has the formula p3−. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons