Slide 1 PHY 231 1 PHYSICS 231 Lecture 24: Ideal gases Remco Zegers Walk-in hour:Tue 4-5 pm Helproom Slide 2 PHY 231 2 Temperature scales Conversions T celsius =T kelvin -273.5…

Slide 1 Chapter 17 ACID-BASE EQUILIBRIA (Part I) 1Dr. Al-Saadi Slide 2 The Common Ion Effect  A phenomenon known as the common ion effect states that: When a compound…

Slide 1 Slide 2 MOLAR MASS & PERCENT COMPOSITION Slide 3 MOLES How many moles are present? CH 4 C = 1 mol, H = 4 mol. Slide 4 MOLAR MASS CH 4 Mass of 1 mol of C = 1 x…

Using Stoichiometry Using Stoichiometry Chemists use stoichiometry to predict amounts of reactants used and products formed in specific reactions Always start with a balanced…

Slide 1The Mole Slide 2 Review of Terms Atomic mass: the weighted average of the masses of the existing isotopes of an element Formula mass: the sum of all of the atomic…