Mercury is often used as the filling liquid in liquid-in-glass thermometers because its is much higher than the highest temperature to be measured.
a. absolute zero point
b. boiling point
c. freezing point
d. melting point

Write maxwell's equations and discuss the terms involved and the results of each equation in classical electrodynamics. if it is possible to write these equations in integral form, give the integral forms. find the wave equation for electromagnetic waves from the maxwell equations. what is the propagation velocity of electromagnetic waves in space according to the wave equation you find?

Iron reacts with sulfur to form iron sulfide. if 60 grams of iron reacts with sulfur to produce 90 grams of iron sulfide, how much sulfur has been used in the chemical reaction?

Idon’t quite understand this problem