Chemistry, 08.05.2020 11:57 MariaIZweird7578
Identify whether the statement is true or false, and why? “Global sea levels have not changed in the past, the fact that they are rising now could be very dangerous.”
A. False, it should read “Global sea levels have changed in the past, the reason they are dangerous now is because the change is occurring very fast.”
B. True
C. False, it should read “Global sea levels have changed in the past, but they are not changing today.”
D. False, it should read “Global sea levels have risen very quickly in the past, so the change today could be very dangerous, but is not caused by humans.”
Answers: 1
Chemistry, 21.06.2019 22:00, breannaasmith1122
If 1.63 times 10 negative 4 of helium dissolves in 100.0g of water, what is the concentration in parts per million
Answers: 3
Chemistry, 22.06.2019 14:30, joejoefofana
Consider the reduction reactions and their equilibrium constants. cu+(aq)+e−↽−−⇀cu(s)pb2+(aq)+2e−↽−−⇀ pb(s)fe3+(aq)+3e−↽−−⇀fe(=6.2×108=4. 0×10−5=9.3×10−3 cu + ( aq ) + e − ↽ − − ⇀ cu ( s ) k =6.2× 10 8 pb 2 + ( aq ) +2 e − ↽ − − ⇀ pb ( s ) k =4.0× 10 − 5 fe 3 + ( aq ) +3 e − ↽ − − ⇀ fe ( s ) k =9.3× 10 − 3 arrange these ions from strongest to weakest oxidizing agent.
Answers: 3
Identify whether the statement is true or false, and why? “Global sea levels have not changed in the...
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