Which of the following is a correct IUPAC name?
A) 4-ethyl-1-methylcyclohexene
B) 5-ethyl-2-methylcyclohexene
C) 1-methyl-4-ethylcyclohexene
D) 5-methyl-2-ethylcyclohexene
A
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The use of bacteria and enzymes to convert toxic or hazardous substances to harmless compounds is called ____________________
Fill in the blanks with correct word
A star's color tells us
A. its surface temperature. B. its rotational speed. C. how much energy a star produces. D. both how much energy it produces and its surface temperature.
Which of the following is NOT a drawback of using windmills for energy?
A. Windmills are not always visually appealing. B. Windmills kill birds. C. Wind is not always constant. D. Windmills cannot be placed on shorelines.
Breccia, a rock with angular particles, is likely to have traveled ________
A) only a short distance B) in a glacier C) in a mountain stream D) a long distance