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| A measurement of how much solute exists within a certain volume of solvent |
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| The volume of fluid which passes through a given surface per unit time |
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| 1.) The theoretical (calculated) time required for a small aount of water to pass through a tank at a given rate of flow |
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| time it takes for a substance to travel through a Tank. tbar=V/Q where Q=flow rate and V=Volume |
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| Period of time that groundwater remains in an aquifer |
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| P=sum(r)/n where r = sum of the number of data points equal to or greater than the value indicated n = total data points |
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| a set of methematical procedures for organizing, summarazing, and interpreting information |
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| A function that represents the distribution of variables as a simmetrical bell-shaped graph |
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| a function that represents the distribution of many random variables as a symmetrical, bell-shaped graph; named for karl friedrich Gauss, who described it |
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| A measure of center in a set of numerical data, computed by adding the values in a list and then dividing by the number of values in the list |
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| A computed measure of how much scores vary around the mean score. |
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| A measure of dispersion calculated by dividing a distribution's standard deviation by its mean. SD/mean X 100% |
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| (statistics) a variable whose values are independent of changes in the values of other variables |
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| (statistics) a variable in a logical or mathematical expression whose value depends on the independent variable |
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| A graph of vertical bars representing the frequency distribution of a set of data |
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| Return period = 1/(fractional probability) How often is expected to return. If the annual probability of an event occurring is 5% then the even can be expected to recur once in 20 years. |
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| A state in which inputs equal outputs, so that the system is not changing over time |
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| Accumulation Rate = Inflow - Outflow + Net Transformation Rate |
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| To split a mixed feed material into the individual components by exploiting some difference in the material properties. |
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| Recovery Rx1=x1/x0 where x1 = material flow in the influent stream. Purity px1=100*x1/(x1+y1) |
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| signal that can be used to tell the machine how to do something. Ex. divide the individual particles of into two groups from a feed stream. |
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| Are used to split a feed into two parts according to a material property or code |
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| divides a mixed material into three or more components |
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| C=Co*k*t where k = rate t = time. graph C vs t straight line. |
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| 1/C-1/Co=kt. graph 1/c vs t to get a straight line. k units = *m*s)^-1 |
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| Defined as the time required to convert one half of the component. t=1/2, A is 50% of Ao. |
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