Allotropes of sulphur
Monoclinic sulphur
Rhombic sulphur
Amorphous sulphur
Plastic sulphur
Answer:
Explanation:
Mass and weight are quite different terms .
Weight is defined as the amount of force exerted on the earth due to our mass and gravity of acceleration.
Given that the mass is 90 kg and gravity of acceleration of earth is 9.82 m/s^2.
So weight will be
The atomic number is the total number of protons in an atom.
Answer:
Ba3N2
Explanation:
valency of barium is+2and nitrogen is-3.