Write balanced equations for the electrode and overall cell reactions in the following galvanic cell and sketch the cell, labeling anode and cathode and showing the direction of electron and ion flow. Fe(s) | Fe2+(aq) || O2(g) | H+(aq), H2O(l) | Pt(s)

During which time interval does the object travel approximately 10 meters

What method(s) do plants use to obtain nitrogen? select all that apply. absorb it from the atmosphere use bacteria to convert nitrogen to usable form obtain usable nitrogen compounds from the soil absorb nitrogen from water taken in at the roots

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.