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chempg35&39 Word Scramble

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Question	Answer
catalysts	These can reduce the amount of activation energy needed to start a reaction.
energy	The ability to do work.
oxidation reaction	When a reactant loses one or more electrons becoming positive in charge.
reactants	The ‘ingredients’ in a reaction.
activation energy	The amount of energy needed to start a reaction.
enzyme	A protein that speeds up a reaction of works on a substrate without being changed or destroyed in the process.
reduction reaction	When a reactant gains one or more elections becoming negatively charged in the process.
products	In a chemical equation, these compounds and/or molecules are on the right hand side.
polar	A compound with an uneven distribution of charge.
hydrogen bond	This type of bond joins water molecules.
solution	A mixture in which one or more substances are uniformly distributed in another substance.
chemical reaction	Substances combine to produce one or more different substances that can not be separated by physical means.
metabolism	The term used to describe all the reactions that occur in an organism.
hydroxide ion	The OH- dissolved in aqueous solution that creates a base.
pH scale	A numerical chart that is used to compare acids and bases.
acid	Has a pH below 7.
base	Has a pH above 7.
solute	The substance dissolved in the solvent.
redox reaction	When electrons are transferred between atoms.
buffer	A substance that helps to maintain the neutrality of a substance.
concentration	The amount of solute dissolved in a solvent.