It required 88.2 cal to heat 14.3 g of an unknown substance from 24 °C to 175 °C. What is the specific heat of the unknown?

According to coulomb's law, how would the electrical force between particles change if the product of their electrical charge increased?

Calculate the molarity of each of the following solutions. part a) 0.12 mol of lino3 in 5.5 l of solution part b) 60.7 g c2h6o in 2.48 l of solution part c) 14.2 mg ki in 100 ml of solution

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?