Chemistry, 14.05.2021 18:30 allisonboggs85
Human activities add carbon to Earth’s atmosphere at a rate of about 1,000 million metric tons per year. As part of the natural carbon cycle, land plants and the ocean remove about 55% of this extra carbon and about 45% stays in the atmosphere. Identify TWO Earth systems that are being affected by the extra carbon from human activities. Explain how each Earth system is being affected.
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Chemistry, 22.06.2019 12:40, valenzueladomipay09u
How does concentration affect reaction rate
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Chemistry, 22.06.2019 14:20, montanolumpuy
7. in the cycle, a virus integrates its dna into the host's dna, and its dna is replicated when the host dna is replicated. a. infectious b. retroviral c. lysogenic d. lytic
Answers: 1
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
Human activities add carbon to Earth’s atmosphere at a rate of about 1,000 million metric tons per y...
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