What is bone made of?
Aim To investigate the effect of acid on bone.
Method
- Got the bones, Acid, Water and Cola
- Got containers for the bones and the liquids
- Cleaned off the bones
- Placed them in the Containers and then filled them with the liquid that we were testing with
- Closed containers and waited two weeks for the liquids to take effect
- Two weeks later, We got the containers and a scale to test how much the weight had changed. Then we weighed and listed them on a chart.
Results
Bone in Water
|
Bone in Acid
|
Bone in Coca Cola
| |
Observation
|
Smelly
|
Bendy
|
Black
|
Mass (g) Before
|
8 grams
|
9 grams
|
8 grams / 8 grams
|
Mass (g) After
|
12 grams
|
8.8 grams
|
9.8 grams / 8.8 grams
|
Difference in Mass
|
4g
|
0.2g
|
1.8g / 0.8g
|
Conclusion
Acid had eaten away at the bone and it made it bendy.
Cola Coloured the bone black
And the water made the bone really smelly.
Aiden this is a good account of the experiment. Why do you think the bone that was left in water increased in weight?
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