phyical sci.
Friday, October 25, 2013
Flame Test Lab
We took a couple different chemicals and put them over a flame to see what happens. Different chemicals had different reaction in the flame. Some chemicals were red, orange, pink, sparked then turned green, green, and red and green.
Friday, October 18, 2013
Law of Conservation of mass lab
I was only here to get part A done.
1. mass of apparatus befor mixing, trile 1, trile 2, trile 3
4.248 g, 5.059 g, 4.317 g
2. observation on mixting, trile 1, trile 2, trile 3
4.250 g, 5.052 g, 4.301 g
Friday, September 27, 2013
Scientific Observations
Prober scientific proseger is to make careful observations.
-the copper chloride turnd green and started desalving.
-after sturing the water started turning blue.
-water turned a cloudy blue.
-the tinfoile sunk but flowted back up.
-the tinfoile started turning a copper color.
-tinefoile started desalving
-the foil started bracking apart.
-the out side of the foil was copper but inside was sliver coloring.
-the water is a dark cloudy blue.
Then we let the tinefoil sit over night. The next moring we finished the lab.
-the water is clear.
-the tinfoil desalved.
-there was red stuff at the bottom of the glass.
-after puting the cemicals in the red stuff desalved.
-water started geting clear.
-then water started turning blue.
-the tube started geting warm.
- the red stuff at the top side of the tube turned green.
-the copper chloride turnd green and started desalving.
-after sturing the water started turning blue.
-water turned a cloudy blue.
-the tinfoile sunk but flowted back up.
-the tinfoile started turning a copper color.
-tinefoile started desalving
-the foil started bracking apart.
-the out side of the foil was copper but inside was sliver coloring.
-the water is a dark cloudy blue.
Then we let the tinefoil sit over night. The next moring we finished the lab.
-the water is clear.
-the tinfoil desalved.
-there was red stuff at the bottom of the glass.
-after puting the cemicals in the red stuff desalved.
-water started geting clear.
-then water started turning blue.
-the tube started geting warm.
- the red stuff at the top side of the tube turned green.
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