Can I get 3 biological changes with examples like medicine: herbs to vaccine

Asolution is made by dissolving 25.5 grams of glucose (c6h12o6) in 398 grams of water. what is the freezing point depression of the solvent if the freezing point constant is -1.86 °c/m? show all of the work needed to solve this problem.

How many moles of gas are present if p=11 atm, v=12l, t=185k?

Explain that newton first law,second law and third law of motion?