'Boiling pt' diaporamas de présentation

Chapter 1

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Atomic Structure

Atomic Structure. Relative masses/charges of protons, neutrons and electrons. Isotopes. Isotopes are atoms of the same element with the same ________(same number of protons) but different __________(different no. of neutrons). Pg 57 Test yourself. Isotopes.

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Intermolecular Attractions

Intermolecular Attractions. Types of Intermolecular Attractions. There are three types of intermolecular attractions: London Forces Dipole-dipole Hydrogen bonds. Polarity of molecules.

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Colligative Properties of Solutions (chapter 16)

Colligative Properties of Solutions (chapter 16). Colligative properties = physical properties of solutions that depend on the # of particles dissolved , not the kind of particle. Colligative Properties. Lowering vapor pressure Raising boiling point Lowering freezing point

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Freezing Point Depression

Freezing Point Depression. wt% Freezing Pt. [ o C] Density [g/mL] Viscosity [mPa sec] 0.0 0.00 0.99821 1.002 0.5 -0.15 0.9988 1.010 1.0 -0.30 0.9995 1.020 2.0 -0.61 1.0007 1.048 3.0 -0.92 1.0019 1.074 4.0 -1.24 1.0032 1.099 5.0 -1.58 1.0044 1.125 6.0 -1.91 1.0057 1.153

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Physical vs. Chemical Changes Physical vs. Chemical Properties

Physical vs. Chemical Changes Physical vs. Chemical Properties. BLANK ON PURPOSE. Physical Changes. These changes in matter do not result in a substance with a new _______. In other words the ________ of the substance remains the same before and after the change

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