A semiconductor contains _____ valence electrons.

A. three
B. four
C. five
D. seven


Answer: B

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F&G Equipment sold a new tractor for $120,650. F&G’s markup on the cost is 3.3 percent to cover expenses and 0.95 percent for profit. Clay traded a tractor in on the new tractor. F&G E

a. What is the selling price of the new tractor? b. How much profit is F&G making? c. How much did Clay pay for the tractor after the trade-in? d. What would F&G need to sell Clay’s tractor for to receive 3.3 percent for selling expenses?

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?What is the name of the part of the valve that becomes too thin when excessive metal is ground from the valve face?

What will be an ideal response?

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The three-step process to getting organized requires that you _______

A) Organize, prioritize, produce B) Prioritize, chart, track progress C) Identify, organize, list D) Identify, prioritize, organize

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IAQ problems resulting from the creation of negative pressure areas in a building due to insufficient outdoor

makeup air may be corrected by _____. a. making sure the outdoor dampers are set to the closed position b. gradually reducing the proportion of recirculated air being supplied c. properly balancing the building's air supply and the exhaust system d. installing smaller boilers and chiller throughout the HVAC system

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