Friday, October 25, 2013

flame lab

Essential Question: Colors indicate any metals energy level





1. Some other chemicals might be stuck on the bunsen burner.
3. Identification of an element with only one property is invalid because other substances could burn off the same colors.
4. The colors in the flame test are produced because of the substances energy level and the amount of oxygen.
5. The substances in increasing energy level are carbon, BaCNo3, KNO3, Sr(NO3), LINO3
6. The heat releases the energy

Friday, October 18, 2013

law of conservation blog

A.) 1. Mass before mixing- 4.242
       2. Mass after mixing- 4.242
      3. Observations- It just thickened and turned white.

B.)




C.) 1. Mass before mixing-4.3
      2. Mass after mixing- 4.3
      3. Observations- It turned dark blueish purple