Questions for ECI module 11 .pdf

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untitled
Name:
1.

2.

Date:

Which pair of formulas represents the empirical
formula and the molecular formula of a compound?
A.

CH2 O, C4 H6 O4

B.

C.

CH4 , C5 H12

D. CH2 , C3 H6

3.

CHO, C6 H12 O6

Which represents both an empirical and a
molecular formula?
A.

P 2 O5

B.

C.

C3 H6

D. C6 H12 O6

4.

N2 O4

Which compound has the empirical formula
CH2 O?
A.

CH3 OH

B.

C.

HCOOH

D. CH3 COOH

Which is an empirical formula?
A.

page 1

CH3 CH2 OH

H2 O2

B.

N 2 O4

C.

C6 H6

D. HCl

Problem-Attic format version 4.4.277
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Licensed for use by Seth Johnson
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untitled
1.
Answer:

D

2.
Answer:

A

3.
Answer:

D

4.
Answer:

D

11/21/2016


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