AnswersTN-Physical Science SC 26-27 For CreditIntroduction to Chemical Reactions

Balancing Chemical Equations Answers

24 verified answers
64507
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Based on the chemical equation, use the drop-down menu to choose the coefficients that will balance the chemical equation:

Answers:
()Zn + ()HCl → ()ZnCl2 + ()H2:1
()Zn + ()HCl → ()ZnCl2 + ()H2:2
()Zn + ()HCl → ()ZnCl2 + ()H2:1
()Zn + ()HCl → ()ZnCl2 + ()H2:1
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Number the steps for balancing equations:

Answers:
Use coefficients to increase the atoms on each side.:3
Check to make sure you have the same number of each type of atom on each side.:4
Count the atoms on each side.:2
Identify the atoms on each side.:1
64509

123✔ 4

A
1
B
2
C
3
D
✔ 4
64510

1✔ 234

A
1
B
✔ 2
C
3
D
4
64511

✔ 1234

A
✔ 1
B
2
C
3
D
4
64512

Based on the chemical equation, use the drop-down menu to choose the coefficients that will balance the chemical equation:

Answers:
()Li2O + ()H2O → ()LiOH:1
()Li2O + ()H2O → ()LiOH:1
()Li2O + ()H2O → ()LiOH:2
64513

✔ 123

A
✔ 1
B
2
C
3
64514

1✔ 23

A
1
B
✔ 2
C
3
64516

1✔ 23

A
1
B
✔ 2
C
3
64517

✔ 123

A
✔ 1
B
2
C
3
64518

Based on the chemical equation, use the drop-down menu to choose the coefficients that will balance the chemical equation:

Answers:
()Na2HPO4 → ()Na4P2O7 + ()H2O:2
()Na2HPO4 → ()Na4P2O7 + ()H2O:1
()Na2HPO4 → ()Na4P2O7 + ()H2O:1
64519

✔ 123

A
✔ 1
B
2
C
3
64520

✔ 123

A
✔ 1
B
2
C
3
64521

Based on the chemical equation, use the drop-down menu to choose the coefficients that will balance the chemical equation:

Answers:
()CaSO4 → ()O2 + ()CaS:1
()CaSO4 → ()O2 + ()CaS:2
()CaSO4 → ()O2 + ()CaS:1
64522

1✔ 23

A
1
B
✔ 2
C
3
64523

✔ 123

A
✔ 1
B
2
C
3
64524

Based on the chemical equation, use the drop-down menu to choose the coefficients that will balance the chemical equation:

Answers:
()BaO2 + ()H2SO4 → ()H2O2 + ()BaSO4:1
()BaO2 + ()H2SO4 → ()H2O2 + ()BaSO4:1
()BaO2 + ()H2SO4 → ()H2O2 + ()BaSO4:1
()BaO2 + ()H2SO4 → ()H2O2 + ()BaSO4:1
64526

1✔ 23

A
1
B
✔ 2
C
3

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