A piece of iron at 125oC is placed in a styrofoam coffee cup containing 25.0 ml of water at 25oC. After equilibration, the final temperature was 35oC. Assuming that no heat is lost to the cup or the surroundings, calculate the mass of the sample of iron. The specific heat capacity of the iron is 0.449 J/goC and for water is 4.18 J/goC.

Table sugar completely dissolved in water is an example of a?

What happens when an atom of sulfur combines with two atoms of chlorine to produce sci2? a. each chlorine atom shares a pair of electrons with the sulfur atom. b. an electron is transferred from each chlorine atom to the sulfur atom. c. an electron is transferred from the sulfur atom to each chlorine atom. d. each chlorine atom shares all its valence electrons with the sulfur atom.

Is a pencil falling to the floor anon contact force, a force, or a contact force