The combustion of ethane

(

C

2

H

6

)

produces carbon dioxide and steam.

2

C

2

H

6

(

g

)

+

7

O

2

(

g

)

⟶

4

CO

2

(

g

)

+

6

H

2

O

(

g

)

How many moles of

CO

2

are produced when

5.05

mol

of ethane is burned in an excess of oxygen?

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A 0.500-g sample of tin foil reacted with oxygen to give 0.635 g of product. calculate the empirical formula of the tin oxide.

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