Question 1 Match the following compounds with their correct molecular weights. C

Question

Question 1

Match the following compounds with their correct molecular weights.

Chalcone

Diethyl ether

Hydrogen peroxide

Sodium hydroxide

Dimethyl sulfoxide

Methanol

74.12 g/mol

40.00 g/mol

78.13 g/mol

208.26 g/mol

32.04 g/mol

34.01 g/mol

3 points   

Question 2

Match the following compounds with her correct hazard pictograms.

Methanol

Sodium hydroxide

hydrogen peroxide

Diethyl ether

Chalcone

3 points   

Question 3

Which of the following solvents is used to extract the product?

Dimethyl sulfoxide

Methylene chloride

Methanol

Diethyl ether

1 points   

      -       A.       B.       C.       D.       E.       F.   

Chalcone

Read Answer Items for Question 1       -       A.       B.       C.       D.       E.       F.   

Diethyl ether

Read Answer Items for Question 1       -       A.       B.       C.       D.       E.       F.   

Hydrogen peroxide

Read Answer Items for Question 1       -       A.       B.       C.       D.       E.       F.   

Sodium hydroxide

Read Answer Items for Question 1       -       A.       B.       C.       D.       E.       F.   

Dimethyl sulfoxide

Read Answer Items for Question 1       -       A.       B.       C.       D.       E.       F.   

Methanol

Read Answer Items for Question 1 Answer A.

74.12 g/mol

B.

40.00 g/mol

C.

78.13 g/mol

D.

208.26 g/mol

E.

32.04 g/mol

F.

34.01 g/mol

Explanation / Answer

Question 1)

Chalcone - D)208.26 g/mol

Diethyl Ether - A)74.12 g/mol

Hydrogen Peroxide - F)34.01 g/mol

Sodium Hydroxide - B)40 g/mol

Dimethil Sulfoxide - C)78.13

Methanol - E)32.04 g/mol

Question 3) Diethyl Ether is used for product extraction.

The pictograms mentioned for Question 2 are not visible. please enter question 2 separately again.

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