Mixtures of argon with less than ____ percent carbon dioxide may not have enough arc voltage to give desired results.
A. five
B. ten
C. thirty
D. fifty
Answer: B
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Fill in the blank(s) with the appropriate word(s).
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Answer the following statement true (T) or false (F)
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Answer the following statement true (T) or false (F)
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What will be an ideal response?
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