Thursday, February 28, 2013

Law Of Conservation Of Mass Lab

Purpose
To prove the law of conservation of spile so that when acetum and baking tonic water are added together, the luck of them individu all(prenominal)y is the kindred as when they are combined.
Hypothesis
If vinegar and baking soda are added together then their total bulk lead be equivalent to both of their chewes added together because this relates to the fairness of Conservation of Mass since nothing in the reaction will be destroyed or created but rearranged therefore the mass will be equal.
Materials
-1 Balloon
-Safety goggles
-2 Beakers
-2 Graduated cylinders
-5 ml of vinegar
-2 Grams of baking soda
- Weight scale
- small-scale spoon
-1 Filter sheet

Procedure
1. Took all gum elastic precautions. Tied back loose hair, put on sanctuary goggles.
2. Gathered materials from the workbench as listed on the materials list.
3. Measured the mass of the balloon and the mass of the empty beakers.
4. 5ml of vinegar was poured into a calibrated cylinder.
5. 2g of baking soda were poured into a graduated cylinder.
6. They were both poured into differentiate beakers.
7. The beaker including the centerfield in it was measured for its mass
8. The mass of the beaker with the substance in it is subtracted from the mass of the empty beaker to find the mass of the substance alone.
8.

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The sensible properties were observed and recorded.
9. Poured the vinegar into the beaker with the baking soda and quickly rigid a balloon over the top of the beaker.
10. Observed the chemical reactions and recorded the physical properties of the new substance.
11. Measured the combined substance in its beaker with the balloon on top for its mass. Subtracted the total mass by the mass of the balloon and the mass of the beaker.
12. Checked if the mass of the solution separately was equal to the mass of the baking soda plus the mass of the vinegar.
13. Cleaned up work area and returned all materials to the work bench.
Results
Materials/ Substance
Mass
Beaker
38.3g
Balloon
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