1. What can be deduced about two gases that have the same molecular mass? A They have the same solubility in water at room temperature B C The have the same boiling point…

Slide 1Mass and gaseous volume relationships in chemical reactions Topic 1 – Quantitative Chemistry Slide 2 Reacting masses Stoichiometry Combustion of methane Slide 3…

1. Law of chemical combination • Law of conservation of mass • This law states that mass can neither be created nor be destroyed in a chemical reaction. • Law of definite…

Slide 1 Thermochemistry Slide 2 Specific Heat Formula c p c p = Specific Heat Q Q = Energy (heat) lost or gained  T  T = Temperature change m m = Mass Slide 3 Two Types…

Slide 1 Slide 2 1 st … Let’s Review Gases Slide 3 In Lab, we often collect gas by water displacement: Slide 4 When you’re done, there are many H 2 particles and some…

Slide 1 Slide 2 Thermodynamics Thermochemistry Carol Brown Saint Mary’s Hall Slide 3 The 0th Law Heat flows from hot to cold Slide 4 The 1st Law  In all changes, energy…

Slide 1 Thermochemistry “The Quick and Dirty” Slide 2  Energy changes accompany every chemical and physical change.  In chemistry heat energy is the form of energy…

Slide 1 4. A mixture of 1.6 g of methane and 1.5 g of ethane are chlorinated for a short time. The moles of methyl chloride produced is equal to the number of moles of ethyl…

Slide 1 STOICHIOMETRY Slide 2  Stoichiometry is the science of using balanced chemical equations to determine exact amounts of chemicals needed or produced in a chemical…

Slide 1 Development of Atomic Theory Part I Slide 2 Early Roots Much of science (including chemistry) and mathematics can trace their investigative roots to Arabic countries…