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How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.

When hydrochloric acid reacts with potassium hydroxide solution, the following reaction occurs. hcl (aq) + koh (aq) h2o (l) + kcl (aq) the reaction gives off heat energy, so it is an reaction.