Maybe this example could help you to understand this problem.
https://image.slidesharecdn.com/121howmanyatoms-091201144624-phpapp02/95/12-1-how-many-atoms-17-728....
Answer:
there are no examples but 1 example is H2O which has 2 elements combining a compound.
Explanation:
Answer:
The base unit for time is the second the other SI units are: metre for length, kilogram for mass, ampere for electric current, kelvin for temperature, candela for luminous intensity, and mole for the amount of substance!
Explanation:
I hope i helped =)
The galactic center, meaning the center of the milky way contains millions of stars all of various types
D: they have new dna combinations