In this section, we will discuss the concept of sig figs in Honors chem.
Basics
Here are some basic concepts related to sig figs:
- Protons (+) atomic #
- Neutrons (o) - mass- atomic #
- Electrons () atomic #
- Isotopes
- Units 1,
SPDF Notation
- $d
- (-) mose electrons
- (+) less electrons
Honors Chem Sig Figs Calculator
- Leading zeros don't count
- Zeros in between nonzero integers count
- Trailing zeros are ambiguous
Atomic Structure
We will also cover some basic atomic structure concepts like:
- The order of fill
- Examples
- Density
Unit 5 - Empirical and Molecular Formula Example
- Increasing energy levels
- Periodic table trends (ENC, IE, Radius)
Stoichiometry
- Stoichiometry trends in periodic table
- How to find empirical formula
- How to find molecular formula
Formula Mass
- Percent composition
- Empirical / Molecular formula practice
Limiting / Excess Reactant
- Theoretical yield
- Gas laws
Solutions
- Solute and solvent
- Electrolytes
- Molarity
- Mass %
Conclusion
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