The total volume of the oceans on Earth is 1.35 x 1018 m3. What are the masses of the following elements in the Ocean in units of kg?
a. Oxygen, O, for which the concentration in the seawater is 857,000 ppm
b. Hydrogen, H, for which the concentration in the seawater is 108,000 ppm
c. Sodium, Na, for which the concentration in the seawater is 10,500 ppm
What will be an ideal response?
a. Oxygen, O, for which the concentration in the seawater is 857,000 ppm
b. Hydrogen, H, for which the concentration in the seawater is 108,000 ppm
c. Sodium, Na, for which the concentration in the seawater is 10,500 ppm
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The refrigerant is a high-pressure, warm, subcooled liquid at the inlet of the metering device. The state of the refrigerant is:
A) 100 percent liquid. B) 75 percent liquid. C) 50 percent liquid. D) 95 percent liquid.
A typical MAP compares the vacuum in the intake manifold to ________
A) Barometric pressure B) The value of the IAT sensor C) Atmospheric pressure D) A perfect vacuum
Dark birds have spots of color or ___________________ where feathers were removed after slaughter.
Fill in the blank(s) with the appropriate word(s).
The Old Farmer's Almanac:
a. was the first periodical published in the United States b. was the first almanac published in the United States c. is the oldest continuously published periodical in the United States d. ceased publication in the 1950s