Answer:
6.02 * 10^23 (aka Avogadro's number)
Explanation:
Explanation:
its answer is displacement reaction
The answer to this question would be: alkaline earth metal
Alkali earth metal is the second column group of the periodic table. In this group, the element has 2 extra electrons in their outer cells. That is why most of this metal has 2+ charge.
Their neighbor is the alkali metal which was the first column of the periodic table. The name is similar so don't confused and mix them each other.
True I believe since every person has a different temperature and sound waves.
