How many kilometers (km) are in 230 mol?

To find the enthalpy of a reaction in the lab, you measured the of the reactants and the change during the reaction.

An atomic nucleus is composed ofa)protons.b)protons and neutrons.c)protons and electrons.d)protons, neutrons, and electrons.

The footprints of a dinosaur and the burrow of an ancient shrimp are examples of which kind of fossils