Neutralisation reactions

A)endothermic
B)exothermic

What is the correct term for living the most sustainable life you can within your current circumstances?

Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?

Assuming complete dissociation of the solute, how many grams of kno3 must be added to 275 ml of water to produce a solution that freezes at -14.5 c? the freezing point for pure water is 0.0 c and k_f is equal to 1.86 c/m