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Chemistry of Life

Mr. Mac : Mr. Mac
Across
A chemical substance that is present at the start of a chemical reaction.
A chemical substance formed as a result of a chemical reaction
any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water The pH is between 7-14)
A solution that minimizes changes in pH when extraneous acids or bases are added to the solution.
A subatomic particle that has a negative charge The electron travels around the nucleus.
A food like product that can be broken down to simple sugars.
A process in which one or more substances are changed into different substances
The smallest component of an element having the chemical properties of the element
Location on the enzyme where the substrate will bind
DNA and RNA They are used as a blueprint for cell development.
The electrons in the outermost shell (main energy level) of an atom; these are the electrons involved in forming bonds.
A very large organic molecule composed of many smaller molecules
A pure substance made of only one kind of atom. They can be found on the periodic table.
The measure of concentration of H ions in a solution. Range is 0-14 with 7 being neutral.
A type of weak chemical bond formed when the slightly positive hydrogen atom of a polar covalent bond in one molecule is attracted to the slightly negative atom of a polar covalent bond in another molecule.
A building block of DNA, consisting of a five-carbon sugar covalently bonded to a nitrogenous base and a phosphate group.
An organic compound that is made of one or more chains of amino acids and that is a principal component of all cells
A mixture that forms when one substance dissolves another.
the substance in which the solute dissolves
Down
A subatomic particle that has no charge and that is found in the nucleus of an atom
a substance that initiates or accelerates a chemical reaction without itself becoming part of the reaction
Energy-rich organic compounds, such as fats, oils, and waxes, that are made of carbon, hydrogen, and oxygen.
A molecule that has slight positive and negative charges due to an imbalance in the way electrons are shared. example: Water
Building blocks of protein
a slight attraction that develops between the oppositely charged regions of nearby molecules
Energy needed to get a chemical reaction started
Formed when one or more electrons are transferred from one atom to another
An atom or group of atoms that has gained or lost one or more electrons, thus acquiring a charge.
Atoms of the same element that have different numbers of neutrons.
A substance formed by chemical union of two or more elements or ingredients in definite proportion by weight
A subatomic particle that has a positive charge and that is found in the nucleus of an atom
The center of an atom which is made up of protons an neutrons
Any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt The pH is between 0-6)