Writing and Balancing Chemical Equations Answers
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1
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The compound FeCl3 is made of
A
three molecules of iron chloride.B
one atom of iron and three atoms of carbon.C
one atom of iron and three atoms of chlorine.D
two atoms of iodine, one atom of iron, and one atom of carbon.2
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This formula equation is unbalanced.P4(s) + 6Cl2(g) PCl3(l) Which coefficient should be placed in front of PCl3 to balance this equation?
A
1B
2C
4D
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Fluorine gas is placed in contact with calcium metal at high temperatures to produce calcium fluoride powder. What is the formula equation for this reaction?
A
Upper F subscript 2 (l) plus upper N a (s) right arrow upper N a upper F subscript 2 (s).
B
Upper F subscript 2 (g) plus upper C a (s) right arrow upper C a upper F subscript 2 (l).
C
Upper F subscript 2 (g) plus upper N a (s) right arrow with delta above upper N a upper F subscript 2 (l)
D
Upper F subscript 2 (g) plus upper C a (s) right arrow with delta above upper C a upper F subscript 2 (s).
4
The compound CO2 is made of
A
two atoms of cobalt.B
one atom of cobalt and two atoms of oxygen.C
two atoms of carbon and one atom of oxygen.D
one atom of carbon and two atoms of oxygen.Did you find these answers helpful?
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