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Science and Technology
Environmental Science
Water purification
The process to convert seawater into fresh water is known as
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http://water.usgs.gov/edu/drinkseawater.html
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Assuming that seawater has a total ion concentration (aka colligative molarity) of 1.10 M conc, calculate how many liters of
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To calculate the number of liters of seawater needed to produce 68.7 L of fresh water, we need to
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Synthesis Question?
Many parts of the world such as California, U.S., lack fresh water but have an abundance of salty seawater.
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Seawater has a density of about 1024 kg/m^3. In fresh water, the water line on a certain rectangular raft (8.8cm thick) moves
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1. Why is accessible drinkable water such a small portion of Earth's total supply of fresh water?
a . fresh water is in the ocean
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Thank you Answer Giver! I used your answers and I got a 100%! God Bless You! 1. D 2. B 3. A 4. D
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The measured osmotic pressure of seawater is 25 atm at 273K.
a.) What is the activity of water in seawater at 273 K? Take the
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a.) The activity of water in seawater at 273 K can be calculated using the equation: activity = mole
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The measured osmotic pressure of seawater is 25 atm at 273K.
a.) What is the activity of water in seawater at 273 K? Take the
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A 10 cm by 10 cm by 10 cm wood block with a density of 700 kg/m^3 floats in water.
a. What is the distance from the top of the
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rho fresh = 1000 kg/m^2 rho salt = 1029 kg/m^3 approx submerged draft = d vol of block = .1*.1*.1 =
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Which of the following contain water that is easily available for human use?
(more than one answer) Icecaps & glaciers - 76% of
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I think it's icecaps & glaciers and lakes & rivers.
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Water makes up about three-fourths of Earth's surface. But less than one percent of it can be used by people to drink. Most of
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D. Salt from seawater builds up in salt glands.
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Water makes up about three-fourths of Earth's surface. But less than one percent of it can be used by people to drink. Most of
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B. Seagulls can drink seawater or fresh water.
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