Which of the following best describes the chemical composition of seawater?
A) Eighteen elements account for 75% of the dissolved materials in seawater.
B) Seawater contains dissolved gases,suspended and dissolved organic matter,and many trace elements.
C) Seawater is very heterogeneous,varying across the vast oceans of the world.
D) Samples of ancient seawater suggest a great deal of chemical variation over Earth's history.
Correct Answer:
Verified
Q10: Areas with heavy freshwater runoff and low
Q11: Q11: Approximately what percentage of the world's population Q12: In which of the following regions would Q13: Which is seawater with less than 35‰? Q14: Which of the following best describes seawater? Q16: What is the difference between an ocean Q17: Which of the following best describes Earth's Q19: Which is the worldwide average salinity of Q20: Which is a general term for the
A)Brackish.
B)Brine.
C)Metahaline.
D)Freshwater.
A)Seawater
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