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Definition
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a weak bond between two molecules resulting from an electrostatic attraction between a proton in one molecule and an electronegative atom in the other.
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Term
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Definition
the sticking together of particles of the same substance.
the action or fact of forming a united whole. |
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1.
the action or process of adhering to a surface or object.
"the adhesion of the Scotch tape to the paper"
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sticking, adherence
"the adhesion of the gum strip to the paper fibers"
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2.
MEDICINE
an abnormal union of membranous surfaces due to inflammation or injury.
"endoscopic surgery for pelvic adhesions"
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Definition
a substance made by mixing other substances together.
"form the mixture into a manageable dough"
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blend, mix, brew, combination, concoction; More
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the process of mixing or being mixed.
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a combination of different qualities, things, or emotions in which the component elements are individually distinct.
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Term
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Definition
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1.
a means of solving a problem or dealing with a difficult situation.
"there are no easy solutions to financial and marital problems"
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a liquid mixture in which the minor component (the solute) is uniformly distributed within the major component (the solvent).
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2.able to dissolve other substances.
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"osmotic, chemical, or solvent action"
noun
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the liquid in which a solute is dissolved to form a solution.
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the minor component in a solution, dissolved in the solvent.
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In chemistry, a suspension is a heterogeneous mixture containing solid particles that are sufficiently large for sedimentation. Usually they must be larger than one micrometer.
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A pH scale is a measure of how acidic or basic a substance is. While thepH scale formally measures the activity of hydrogen ions in a substance or solution, it is typically approximated as the concentration of hydrogen ions.
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Term
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Definition
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a chemical substance that neutralizes alkalis, dissolves some metals, and turns litmus red; typically, a corrosive or sour-tasting liquid of this kind.
"rainwater is a very weak acid"
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2.
CHEMISTRY
a molecule or other entity that can donate a proton or accept an electron pair in reactions.
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adjective
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1.
containing acid or having the properties of an acid; in particular, having a pH of less than 7.
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Term
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Definition
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Definition. A nucleotide is one of the structural components, or building blocks, of DNA and RNA. A nucleotide consists of a base (one of four chemicals: adenine, thymine, guanine, and cytosine) plus a molecule of sugar and one of phosphoric acid.
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Term
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Definition
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A buffer (more precisely, pH buffer or hydrogen ion buffer) is an aqueous solution consisting of a mixture of a weak acid and its conjugate base, or vice versa. Its pH changes very little when a small amount of strong acid or base is added to it and thus it is used to prevent changes in the pH of a solution.
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