2/14: Physical and Chemical Changes Lab
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Last updated over 2 years ago
45 questions
Required
1
As4O10
As4O10
Required
1
V2O3
V2O3
Required
1
ammoniun phosphate
ammoniun phosphate
Required
1
sulfur trioxide
sulfur trioxide
Required
1
What happened when calcium chloride and baking soda were combined in the presence of an indicator?
What happened when calcium chloride and baking soda were combined in the presence of an indicator?
Required
1
chemical or physical change?
chemical or physical change?
Required
1
Evidence of a chemical or physical change?
Evidence of a chemical or physical change?
Required
1
What happened when ammonium chloride combined with water?
What happened when ammonium chloride combined with water?
Required
1
chemical or physical change?
chemical or physical change?
Required
1
Evidence of a chemical or physical change
Evidence of a chemical or physical change
Required
1
What happened when you combusted magnesium
What happened when you combusted magnesium
Required
1
chemical or physical change?
chemical or physical change?
Required
1
evidence of a chemical or physical change
evidence of a chemical or physical change
Required
1
chemical or physical change?
chemical or physical change?
Required
1
evidence of a chemical or physical change?
evidence of a chemical or physical change?
Required
1
What did you observe when you combusted paper?
What did you observe when you combusted paper?
Required
1
chemical or physical change?
chemical or physical change?
Required
1
evidence of a chemical or physical change?
evidence of a chemical or physical change?
Required
1
chemical or physical change?
chemical or physical change?
Required
1
evidence of a chemical or physical change
evidence of a chemical or physical change
Required
1
What did you observe when you combined lead nitrate and potassium iodide?
What did you observe when you combined lead nitrate and potassium iodide?
Required
1
chemical or physical change?
chemical or physical change?
Required
1
evidence of a chemical or physical change
evidence of a chemical or physical change
Required
1
chemical or physical change?
chemical or physical change?
Required
1
evidence of a chemical or physical change
evidence of a chemical or physical change
Required
1
calcium sulfide
calcium sulfide
Required
1
dinitrogen pentoxide
dinitrogen pentoxide
Required
1
ammonia
ammonia
Required
1
NaBr
NaBr
Required
1
NO2
NO2
Required
1
sulfuric acid
sulfuric acid
Required
1
aluminum sulfate
aluminum sulfate
Required
1
FeSO4
FeSO4
Required
1
P2Br4
P2Br4
Required
1
zinc(II)nitrate
zinc(II)nitrate
Required
1
methane
methane
Required
1
AsCl3
AsCl3
Required
1
NO
NO
Required
1
trisulfur monochloride
trisulfur monochloride
Required
1
KC2H3O2
KC2H3O2
Required
1
NF3
NF3
Required
1
barium acetate
barium acetate
Required
1
nickel(III)sulfide
nickel(III)sulfide
Required
1
HC2H3O2 or HCH3COO
HC2H3O2 or HCH3COO
Required
1
H2CO3
H2CO3