What is the U-shaped part of a padlock that locks into the padlock body?
a. bow
b. latch
c. tongue
d. shackle
Answer: d. shackle
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In a phenol, which group is the substituent on the benzene ring?
A) amino B) carbonyl C) carboxyl D) hydroxyl
How many chiral stereoisomers are possible for 2-chlorocyclopentanol?
A) 1 B) 2 C) 3 D) 4
For the given conditions, what would happen to the relative humidity value if the
temperature increased from 25°C? A) It would remain the same. B) It would increase. C) It would decrease. D) It depends on the dew point temperature.
Fission and fusion reactions
A) convert a tiny amount of the mass of the nuclear materials to energy. B) convert energy to the mass of the nuclear materials. C) release energy without a change in the mass of the nuclear materials. D) invest energy to generate nuclear materials.