Lab Report: Physical and Chemical Changes
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ESSAY DETAILS
Words: 863
Pages: 3
(approximately 235 words/page)
Pages: 3
(approximately 235 words/page)
Essay Database > Science & Technology > Chemistry
Purpose:
To investigate the difference between physical and chemical changes in matter.
Materials:
Safety glasses
13 small test tubes
Test tube rack
Test tube holder
2 100-mL beakers
Funnel
Watch glass
Stirring rod
Evaporating dish
Magnet
Magnifying glass
Crucible tongs
Spatula
Balance
Meeker burner
Ring stand
Iron ring
Wire gauze
Forceps
Sulfur
Iron filings
Sodium Bicarbonate
Sodium Chloride
Sugar
Sand
Magnesium ribbon
Hydrochloric Acid
Distilled water
Filter paper
9 disposable dishes
Procedure:
1. Label 7 of the dishes with the …
showed first 75 words of 863 total
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showed first 75 words of 863 total
showed last 75 words of 863 total
…little; Fizzes Combusted product reacted with acid<Tab/>Temperature rises a lot; Fizzes Sugar heated<Tab/>Smelled like burnt marshmallows; Smoked; Turned black Sodium Bicarbonate<Tab/>Temperature rises a little; Droplets form on inside of tube Calculations: There were no calculations made in this lab. Conclusion: Physical changes do not change the properties of the individual substances. Chemical changes will affect the properties.
…little; Fizzes Combusted product reacted with acid<Tab/>Temperature rises a lot; Fizzes Sugar heated<Tab/>Smelled like burnt marshmallows; Smoked; Turned black Sodium Bicarbonate<Tab/>Temperature rises a little; Droplets form on inside of tube Calculations: There were no calculations made in this lab. Conclusion: Physical changes do not change the properties of the individual substances. Chemical changes will affect the properties.
