Summary EVERYTHING YOU NEED TO KNOW TO ACE CHEM 101
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Course
CHE1502 - General Chemistry IB (CHEM101)
Institution
University Of South Africa (Unisa)
Everything you need to know to ace chem 101. all content is summarized, diagrams included and the most difficult aspects are broken down! al you need to understand quantum mechanics, basic chem, definitions, gas laws, equilibrium, balancing, acids, bases and organic chem. includes diagrams and colo...
• Element-A substance containing atoms which all have the same
atomic number
• Compound -: matter composed of atoms of 2 or more elements
chemically combined. Simplest unit is molecule
• Ion- an electrically charged particle obtained from an atom or a chemically bonded group of
atoms by adding or removing electrons
• Atomic mass- average mass of all isotopes of sub
•
•
• Float- substance in liquid that is denser
• Empirical- emperor-boss-simplest formula
• C-D- v halved
pressure doubles
• C-A- v double
p halved
ss
• Temp change to get C-B
+by 1.5K
• X 2 all moles of gas. Factor of volume change?
p same(piston moves) volume prop to no. moles= +no. moles by 2- volume + by x2
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