Mercury is the smallest and closest plant to the sun
Explanation:
your answer is Kelvin because it is the SI unit of temperature
Answer:
Correct answer is option (3) .
Explanation:
Hope it helpful....
To find the number of atoms in the sample of copper, we need its atomic mass and the use of the Avogadro's number to find the equivalent units in terms of atoms.
68.7 g Cu ( 1 mol / 63.55 g ) ( 6.022 x 10^23 atoms / 1 mol ) = 6.51 x 10^23 atoms Cu
