The specific heat of lead is 0.0380 cal/g·°C. If 47.0 calories of energy raised the temperature of a lead sample from 28.3°C to 30.1°C what is the mass of the sample?
A) 26 g
B) 690 g
C) 1.2 x 10^3 g
D) 2.3 x 10^3 g
B
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What features did Dr. Ballard not encounter during his National Geographic exploration to the midocean
ridge? a. the rift valley b. faults and fractures c. lava flow d. tube worms
The divergence near the ground that is associated with the subtropical high pressure zone can be cited as the origin of:
A) trade winds. B) polar easterlies. C) jet streams. D) sea breeze. E) cyclogenesis.
What does the lowercase letter w indicate about an air mass?
A) The air mass is warmer than the surface over which it is passing. B) The air mass is wetter than the surface over which it is passing. C) The air mass is colder than the surface over which it is passing. D) The air mass is drier than the surface over which it is passing.
What is the common name of 3-methyl-4-heptanone?
A) propyl butyl ketone B) propyl sec-butyl ketone C) propyl tert-butyl ketone D) propyl isobutyl ketone