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Balancing Equation Webquest

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User Generated
Subject
Chemistry
School
colorado technical university online
Type
Homework
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Name: Date: Period:
Balancing Equation WebQuest
Prelab Questions:
1. What two things must we remember when balancing equations?
a. Every chemical compound has atoms which cannot be changed.
b. A chemical reaction must account for every reactant that is used, which is the
application of the law of conservation of mass.
2. What does mean? The direction and type of the chemical reaction.
3. When is an equation considered balanced? A chemical equation is considered balanced
when there are same number of elements in both the reactant and product sides.
Balancing 2: Classic ChemBalancer
1. Reaction 1
a. Balanced Chemical Reaction:
1Fe + 1S 1FeS
b. What does “Ferrum” mean? Latin name for Iron.
c. What color is Sulphur? Yellow.
2. Reaction 2
a. Balanced Chemical Reaction:
1H
2
+1Cl
2
2HCl
b. What is HCl? Hydrochloric acid
c. Where is it found in your body? Stomach.
3. Reaction 3
a. Balanced Chemical Reaction:
2Mg + 1O
2
2MgO
b. What are Pyrotechnics? Fireworks
4. Reaction 4
a. Balanced Chemical Reaction:
1O
2
+ 2H
2
2H
2
O
b. What was the Hindenburg? A luxury blimp
c. What gas was used in it? Hydrogen gas
d. What gas is used today? Helium gas
5. Reaction 5
a. Balanced Chemical Reaction:
2HgO 2Hg + 1O
2
b. What does the symbol “Hg” represent? Mercury
c. Why should you never touch it? It is poisonous and can be absorbed by skin
contact.
6. Reaction 6
a. Balanced Chemical Reaction:
1Ca + 2H
2
O 1Ca(OH)
2
+1H
2

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1 Name: Date: Period: Balancing Equation WebQuest Prelab Questions: 1. What two things must we remember when balancing equations? a. Every chemical compound has atoms which cannot be changed. b. A chemical reaction must account for every reactant that is used, which is the application of the law of conservation of mass. 2. What does mean? The direction and type of the chemical reaction. 3. When is an equation considered balanced? A chemical equation is considered balanced when there are same number of elements in both the reactant and product sides. Balancing 2: Classic ChemBalancer 1. Reac ...
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