A bedroom that is 9 ´ 10' (2743 ´ 3050 mm) is required to have a window with a glass area of ____ sq ft to meet minimum standards.
A. 5.1
B. 7.2
C. 10.2
D. 14.5
Answer: B
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____________________ emit electrons when in the presence of light.
Fill in the blank(s) with the appropriate word(s).
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The space between nodes is called the:
a. Internode c. Omninode b. Outernode d. Compound node
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A 1 kg soil sample has 2 cmolc of Al3+ on the exchange complex. Addition of which of the following would most effectively replace about half of this Al?
A) 1 cmolc K+ B) 10 cmolc OH- C) 4 cmolc Ca2+ D) 2 cmolc Na+ E) 4 cmolc Na+
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Incomplete combustion occurs when there is a lack of __________ during the combustion process.
A. CO2 B. CO C. nitrogen D. oxygen
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