Activated charcoal filters are used mainly to remove _____

a. mold spores
b. bacteria
c. gaseous vapors
d. pollen


c

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What are the four nitrogenous bases that pair together in a DNA molecule?

What will be an ideal response?

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Calculate the minimum circuit ampacity (MCA) for a rooftop unit that has the following data listed on its name plate: compressor FLA 20, two fans FLA 2.5 each

A) MCA = (1.25 × 20 ) + 2.5 + 2.5 = 30 A B) MCA = 20 + 2.5 + 2.5 = 25 A C) MCA = 1.25 × (20 + 2.5 + 2.5 ) = 31.25 A D) MCA = 2 × (20 + 2.5 + 2.5 ) = 50 A

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When leaning an extension ladder upon a structure and the fly section rises above the top edge of the structure, the ladder must extend above the structure not less than ____, measured from the highest point of contact.

A. one foot B. two feet C. three feet D. six feet

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?A tax credit reduces tax liability more than a tax deduction of the same amount.

Answer the following statement true (T) or false (F)

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