Friday, October 18, 2013

conservation of pass let me pass

Part A
1. mass of apparatus before mixing 1st trial. 5.288g 2nd trial 4.317g 3rd 5.387g
2. observations on mixing turned white, bubbly
3. mass of apparatus after mixing. 5.450g, 4.941g, 6.137g

Part B
1. mass of bottle water cap and tablets 68.2 63.4 65.3
2. observations bubbling disolves. 3
 mass of aparatus after mixing 33.6 40.5 32.1
25.5 22.9 29.3
Part C.
mass of appartus berfore mixing. 3.962 3.962 3.948

1. for    each experiment list the observations that suggest that a chemical reaction has taken place.
2. part A= dropped part b= dropped then raised
 3. yes beacause they are close to each other

Friday, September 20, 2013

Oreo cookie lab

Author : nick lab conducted sept. 12, 2013 STudents measured the filling in three types of oreo cookies to determine if filling amounts matched advertising Hypothesis: it will match advertising i peeled the filling from different types of oreos, original double stuff and mega stuff massed each and compared results results 

original         3.27 4.35g 3.1296 11.1 2.85

Friday, September 6, 2013


I am taking this class because, i love science
I hope to gain amounts of knowledge in large quantities
To learn about things and better the world