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  2. Phosphoric acids and phosphates - Wikipedia

    en.wikipedia.org/wiki/Phosphoric_acids_and...

    The general formula of a phosphoric acid is H n−2x+2 P n O 3n−x+1, where n is the number of phosphorus atoms and x is the number of fundamental cycles in the molecule's structure; that is, the minimum number of bonds that would have to be broken to eliminate all cycles.

  3. p-chart - Wikipedia

    en.wikipedia.org/wiki/P-chart

    The p-chart only accommodates "pass"/"fail"-type inspection as determined by one or more go-no go gauges or tests, effectively applying the specifications to the data before they are plotted on the chart. Other types of control charts display the magnitude of the quality characteristic under study, making troubleshooting possible directly from ...

  4. Partition coefficient - Wikipedia

    en.wikipedia.org/wiki/Partition_coefficient

    The partition coefficient, abbreviated P, is defined as a particular ratio of the concentrations of a solute between the two solvents (a biphase of liquid phases), specifically for un-ionized solutes, and the logarithm of the ratio is thus log P.

  5. Point and figure chart - Wikipedia

    en.wikipedia.org/wiki/Point_and_figure_chart

    Point and figure (P&F) is a charting technique used in technical analysis.Point and figure charting does not plot price against time as time-based charts do. Instead it plots price against changes in direction by plotting a column of Xs as the price rises and a column of Os as the price falls.

  6. Phosphorus pentoxide - Wikipedia

    en.wikipedia.org/wiki/Phosphorus_pentoxide

    The indicated coproduct P 4 O 9 (OH) 2 is an idealized formula for undefined products resulting from the hydration of P 4 O 10. Alternatively, when combined with a carboxylic acid, the result is the corresponding anhydride: [8] P 4 O 10 + RCO 2 H → P 4 O 9 (OH) 2 + [RC(O)] 2 O. The "Onodera reagent", a solution of P 4 O 10 in DMSO, is ...

  7. P–P plot - Wikipedia

    en.wikipedia.org/wiki/P–P_plot

    As an example, if the two distributions do not overlap, say F is below G, then the PP plot will move from left to right along the bottom of the square – as z moves through the support of F, the cdf of F goes from 0 to 1, while the cdf of G stays at 0 – and then moves up the right side of the square – the cdf of F is now 1, as all points of F lie below all points of G, and now the cdf ...

  8. Phosphoryl fluoride - Wikipedia

    en.wikipedia.org/wiki/Phosphoryl_fluoride

    Phosphoryl fluoride (commonly called phosphorus oxyfluoride) is a compound with the chemical formula P O F 3. It is a colorless gas that hydrolyzes rapidly. It has a critical temperature of 73 °C and a critical pressure of 4.25 bars. [1]

  9. List of equations in fluid mechanics - Wikipedia

    en.wikipedia.org/wiki/List_of_equations_in_fluid...

    Flux F through a surface, dS is the differential vector area element, n is the unit normal to the surface. Left: No flux passes in the surface, the maximum amount flows normal to the surface.