All chemical reactions use reactants in a specific proportion or stoichiometry to regulate the amount of products produced. The reactant is consumed completely during the reaction but some of the reactant is left over.

why is arctic sea ice important? arctic sea ice keeps the polar regions cool and moderate global climate. sea ice has a bright surface; 80 percent of the sunlight that strikes it is reflected back into space. as sea ice melts in the summer, it exposes the dark ocean surface.

"hydrogen bonding is the attraction of h atoms in the water molecule (slight + charge) to o atoms in a neighboring water molecule (slight - charge); it is a weak interatomic force. but it is still strong enough to the water molecules "stick" together."

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acids are substances that ionize (break off) in an aqueous solution to produce hydrogen (h+) ions

explanation:

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