A 6.88 g piece of copper is heated from 20.0C to
125C and then submerged in 45.0 mL of water
initially at 18.3C. What is the final temperature of the
1. Think about what is hot and what is cold.
Copper is hot; water is cold
2. Please note, the onl
Matter at the Atomic Level
Early Atomic Theory
The Nuclear Model of the Atom
Atomic Mass and Isotopes
The Periodic Table
The Mole and Avogadros Number
Early Atomic Theory: John Dalt
Chapter 7 Practice Problems (Gas Laws)
Solve all problems in the space provided. Show all work/formulas when necessary to receive full credit.
1.) A sample of nitrogen (N2) has a volume of 50.0 L at a pressure of 760 mmHg. What is the volu