studying for the final
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Related to or derived from living organisms; contains carbon | organic
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| an expression of the acid-base relationship designated as the logarithm of the reaciprocal of the hydrogen-ion activity | pH
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| concentration of sodium, potassium, magnesium, calcium, bicarbonate,carbonate,sulfate, and halides in water | salinity
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| compounds resulting from an acid and a base | salts
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| in solutions, the maximum amount of a substance that can be dissolved in a liquid without it being precipitated or released into the air. | solubility
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| presence of suspended or colliodial matter or planktonic organisms that reduces light penetration of water | turbidity
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| the cultvation of land plants without soil, in a water solution. | hydroponics
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| analyses using a solution of known strength, the titrant, which is added to a known or specific volume of sample in the presence of an indicator. | titrimetric
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| stress caused by rapid temperature change or stress caused by extreme high or low temperature | thermal stress
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| application of lime to raise soil pH and water hardness to an acceptable level. | liming
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| the degree to which a substance can be dissolved in a liquid | saturation
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| electrically charged atoms,radicals, or molecules | ions
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| the reagent or standard solution used in titration | titrant
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| measure of the total concentration of primarily calcium and magnesium | water harness
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| area where the solids settle to the bottom and the top water is released into the environment or stream | settling pond
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| characteristics of water making it resistant to temperature changes | temperature
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| any substances in a solution that tends to resist pH change by neutralizing any added acid or alkali | acid
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| the mixing of the water and air by wind action or by air forcd through water; process by which oxygen is added to water. | aerating
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| the union of sperm and egg; addition of nutrients to a pond to stimulate natural food production. | fertilization
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| water discharge from a rearing facility treatment plant or industry | effulent
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| the amount of elemental oxygen in a solution under existing atmospheric pressure by which oxygen | dissolved oxygen
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| the ability of a substance to allow the passage of electrical current. | conductance
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| the light passing through a colored liquid decreases as the concentration of the substance dissolved in the liquid increases | Beer's Law
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| basic, pH greater than 7 | alkaline
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| determining the quanity of a substance by the measurement of the intensity of light transmitted by a solution of the substance | Spectrophotometry
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| positive ions | cations
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| pH less than 7 | acid
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| metals such as cadmium, colbalt, chromium, copper,lead, mangese, mercury, nickel, zinc, or iron | heavy metals
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| referring to a process or organism not requiring oxygen | anaerobic
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| negative ions | anions
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