18) Which element would be considered more reactive when paired with a nonmetal, sodium or rubidium? Use two atomic properties to justify your
response.

Which statement is a reason to support population regulation? a) it is unethical for us to control birth control rates b) humans have the freedom to produce as many children as desired c) the gap between the rich and poor has been narrowing since 1960 d) billions more people on the earth will intensify many environmental and social problems

Draw metallic bonding if two copper

What is true for a substance that releases energy