CH17 – Reactions

Dates

• P4 – Wednesday, October 4th
• P5 – Wednesday, October 4th
• P7 – Wednesday, October 4th

Class Business

• Quiz Class 18
• provided with PT
• 5 N-F, 5 F-N

Demo

• sodium in water?

New Idea – Chemical Reactions

• symbols
• words
• coefficients / subscripts
• states of matter

New Idea – Balancing

• mass balance
• NOTE: not always necessary to balance
• only impacts coefficients
• examples

Homework

• Ch. 3 (96, 100)