The periodic table is based on an element's
a. atomic number.
b. molecular size.
c. molecular mass.
d. atomic mass.

How many neutrons does a atom of cobalt have?

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

How heavy is thanos? a) 3000 lbs b) all of it c) the price of tea in china d) heavy enough