3SCS (p.279) #1,3,6,13
1. a. Monomer: 1repeating unit
b. Dimer: 2 repeating units
c. Trimer: 3 repeating units
d. Polymer: unlimited
3. Natural polymers: medicines, food additives, cotton, and silk
Synthetic polymers: paint components, fabrics, rubber, and foams
6. The term unsaturated is used to describe the structures of alkenes and alkynes because not all carbon atoms are bonded to their full capacity with four other atoms. And alkenes contain carbon-carbon double bonds.
13.
3SBS (p.258) #11,12
11. a. riding a bike: i
b. illuminating a lightbulb: iii
c. producing electricity in a wind-powered generator: i
d. running a gasoline-powered lawn mower: ii
12. The other 75% of the energy is lost to the surrounding as thermal energy, heat.
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