Slide 1We measure ordinary objects either by counting or weighing them, depending on which method is more convenient Silberberg, M. 2010. Principles of General Chemistry.…

Slide 1Interactions of Fast Particles in a Medium Electromagnetic interaction: –Ionization –Radiative processes –Cerenkov radiation Hadronic interactions Slide 2 Energy…

Slide 1Gas Density: Summary The molar concentrations and densities of gases increase as they are compressed (less volume, right?), but decrease as they are heated (volume…

Slide 1 Slide 2 Stoichiometry Slide 3 The Mole: Review A counting unit A counting unit Similar to a dozen, except instead of 12, its 602,000,000,000,000,000,000,000 Similar…

Slide 1Chapter 10: The Mole 1 mole = 6.02 x 10 23 particles A mole is also called Avogadros number. Slide 2 A paper clip is 3.2 cm in length. How many times can of mole of…

Slide 1Chapter 8 Gases The Gas Laws of Boyle, Charles and Avogadro The Ideal Gas Law Gas Stoichiometry Daltons Laws of Partial Pressure The Kinetic Molecular Theory of Gases…

Slide 1Using Moles to Count Atoms Slide 2 Because chemists often deal with large numbers of small particles, they use a large counting unit—the abbreviated mol. Mole -the…

Slide 11 If you have a box containing 100 golf balls and 100 ping pong balls, which type of ball contributes the most to the mass of the box? The same principle applies to…

Slide 1GASES Chapter 14 Slide 2 From last chapter… Kinetic Molecular Theory Particles in an ideal gas… – have no ____________. – Have ____________ collisions. –…

Slide 1HL Physics multiple choice questions Nov 2011 Slide 2 SI Units Slide 3 Easy one? Slide 4 Acceleration Slide 5 No resultant force Slide 6 Resultant force Slide 7 Projectile…