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Chem 161 Midterm 1
Chapters 1-3
| Question | Answer |
|---|---|
| What are the SI units of length, mass, time, and temperature? | meter, kilogram, second, Kelvin |
| Give the 5 prefixes and their factor | mega: 1,000,000, kilo: 1,000, deci: 0.1, centi: 0.01, milli: 0.001 |
| 1 mile = __ m | 1,609 |
| 1 lb = __ g | 453.6 |
| 1 gal = __ L | 3.785 |
| convert Celsius to Kelvin | add 273 |
| convert Celsius to Farenheit | 9/5C + 32 |
| Avogadro's number | 6.023 * 10^23 |
| What are the oxidation states of the main group metals? | 1st row: +1, 2nd row: +2, 3rd row: +3, 4th row:+4/-2, 5th row: +5/-1, 6th row: -2, 7th row: -1, 8th row: 0 |