Bleach, Carbon dioxide, Baking soda and table salt
Diatomic molecules will be Nonpolar when they are composed of only one element.
Chemical properties is when a material undergoes a chemical change or reaction like a nail rusting and a physical change can be observed without changing the material like temperature, color, texture, odor,etc.
The number of protons is the atomic number
Hydrogen + oxygen --> water
2,1g + 16,8g = x
x = 18,9g