Chemical Reactions. Empirical formula The simplest ratio between the atoms. The formulas for ionic compounds must be written as empirical formulas. For.
Announcements…Monday April 15 1 We are now in Chapters 8-9 all sort of jumbled together Judge what matters by ABNG problems! Chapter 8: Pretty much self.
1 Chapter 11 “Chemical Reactions” Sodium at High Speed How will you write an equation to describe this reaction? See 2.0 min.
Types of nuclear processes Atoms can eject protons or helium nuclei & get lighter. They can swallow a neutron & spit out the proton to get heavier. Whenever.
1 Chapter 11 Chemical Reactions. 2 All chemical reactions l have two parts l Reactants - the substances you start with l Products- the substances you.
1 Chapter 10-honors Chapter -CP Chemical Reactions.
1 Chapter 7 Chemical Reactions. 2 All chemical reactions l have two parts l Reactants - the substances you start with l Products- the substances you end.
1 Chapter 5 “Chemical Reactions” CP Chemistry. 2 Describing Chemical Reactions l OBJECTIVES: –Describe how to write a word equation.
Energy and matter in cells. Warm-up What is the source of energy for all ecosystems? What molecule is constructed by this energy by plants? What simple.
Bonding Revisited Few things are truly black-or-white.
Observing Mixtures and Solutions
Announcements…Monday April 15