Papers_containing______________that_reduce_CUSO4_might_be_utilized,_pr – McqOptions

MCQOPTIONS

1.	Papers_containing______________that_reduce_CUSO4_might_be_utilized,_provided_the_total_reducing_power_of_the_additives_is_known_and_no_more_than_about_75%_of_the_total_reducing_power_of_the_sheet.$
A.	ZnS and CaSO<sub>4</sub>
B.	ZnSO<sub>4</sub> and CaCO<sub>3</sub>
C.	CaCO<sub>3</sub> and MnO<sub>2</sub>
D.	ZnS and CO<sub>2</sub>
Answer» B. ZnSO<sub>4</sub> and CaCO<sub>3</sub>

Discussion

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