PSc.2.2 Understand chemical bonding and chemical interactions.
PSc.2.2.4 Exemplify the law of conservation of mass by balancing chemical equations.
PSc.2.2.5 Classify types of reactions such as synthesis, decomposition, single replacement or double replacement.
PSc.2.2.6 Summarize the characteristics and interactions of acids and bases.


No. 19 Changes
No. 20 Chemical Rxns