What does Hooke’s law essentially define?

What is Hooke's law ?

Write the Hooks' law.

What is Coulomb's law?

What is Charle's law?

What is Snell's law ?

What is Curie's law?

What is Snell's law.

What are essential and non-essential amino acids? Give one example of each.

What is Ohm's law? Describe.

What are the essential conditions (temperature, pressure and catalyst) to get more yield of sulphuric acid by contact process?