The mass of an atom of carbon-12 is 1.993 × 10⁻²³ g.
1 C atom has a mass of 12 u.
1 mol of C atoms has a mass of 12 g.
∴ Mass of 1 C atom = 12 g/6.022 × 10²³ C atoms = 1.993 × 10⁻²³ g
Answer:The first method to determine the chemical composition of a substance in space was using light. By determining red shift in the observed spectrum of light they could determine the elements they were observing
Explanation:
Answer:
Hello
please make sure that there is any group which is join with alkane
False
It's classified as a dwarf planet, but not technically a planet.
