Equations can be balanced by using the half-reaction method. Which step should be completed first when using this method? inserting the coefficients balancing the half reactions identifying the half reactions finding the oxidation states of atoms.

What happens to the composition of an atom to cause it to become positively or negatively charged?

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In an ecosystem, marsh snails feed on phytoplankton and painted turtles feed on marsh snails. pollution has resulted in the depletion of phytoplankton. what effect would this situation likely have on the population of marsh snails and painted turtles? as phytoplankton were destroyed, the population of marsh snails would most likely then the population of painted turtles would mostly likely a. 1. increase 2. decrease 3. stay the same b. 1. increase 2. decrease 3. stay the same