A study of ancient stromatolites reveals that ammonium reservoirs in early Earth's oceans, likely influenced by volcanic ...
Tiny ‘microlightning’ flashes inside water droplets may have sparked life on Earth - Study says tiny electric discharges ...
Ammonia is added to solutions of cobalt, nickel, and copper 2+ cations. First formation of the hydroxide precipitate is seen, then of the ammonia complex. Pour 0.1M solutions of Cu2+, Co2+, and Ni2+ ...
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