Concentration calculator by chemical formula

    • [DOC File]Chemistry 101L

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      The simplest kind of formula is called an empirical formula. More informative chemical formulas are molecular formulas and structural formulas. The subscripts can also be interpreted as the number of moles of element in 1 mole of formula units. Chemical Kinetics. The study of chemical reactions in order to elucidate their mechanisms.

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    • [DOC File]Conductivity of Solutions

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      Set the selector switch on the side of the Conductivity Probe to the 0-2000 range. Use the link cable to connect the TI Graphing Calculator to the interface. Firmly press in the cable ends. 4. Turn on the calculator and start the DATAMATE program. Press to reset the program. 5. Set up the calculator and interface for the Conductivity Probe.

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    • [DOC File]Acid and Base Worksheet - Answers

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      7) Write the formulas for the following chemical compounds (remember, you’ve still got a pop quiz coming up before the end of next week!) a) ammonium sulfate (NH4)2SO4. b) cobalt (III) nitride CoN. c) carbon disulfide CS2. d) aluminum carbonate Al2(CO3)3. e) chlorine Cl2. 8) Write the conjugate acid for each of the following: a. HPO4-2 b.

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    • [DOC File]Practical 1 – Aspirin Titration

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      The chemical name for aspirin is acetylsalicylic acid. The fact that it is an acid allows us to quantify the amount of aspirin in a solution by using an acid-base titration. In this experiment the base used is sodium hydroxide (NaOH). ... Formula 1: % Aspirin in tablet = Mass of aspirin calculated by titration X 100. Mass of weighed aspirin tablet.

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    • [DOC File]Honors Chemistry

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      Concentration units for Acids and Bases. Chemical Equivalents: quantities of solutes that have . Ex1: HCl + NaOH ( NaCl + H2O. To achieve a balance, 1 mole H+ needs to cancel out 1 mole OH-1. So, for the above reaction: 1 mole of HCl is necessary to balance 1 mole of NaOH.

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    • [DOC File]4-Calculate the Equilibrium Potential of Potassium, Sodium ...

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      Ion Intracellular concentration (mM) Extracellular concentration (mM) Equilibrium Potential K+ 397 20 -75.3 Na+ 50 437 54.6 Ca+2 0.4 10 40 3) When recording under voltage clamp, why are the measured Na+ currents outward at the command potential of 100mV? a. At 100mV there is more Sodium inside the cell than outside. b.

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    • [DOC File]Chemistry 201

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      Chemistry 121 Winter 2006 Oregon State University. Exam 1 February 2, 2006 Dr. Richard Nafshun. Karri Salas. Test Form 2 Instructions: You should have with you several number two pencils, an eraser, your 3" x 5" note card, a calculator, and your University ID Card.

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    • [DOC File]AP Chemistry

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      A graphing calculator TI-83 or better will be needed for class. You must be adept at using this calculator in solving problems. ... Determination of a Chemical Formula Lab. ... Determination of Concentration using Beer’s Law. Flame Test. Molecular Geometries of Covalent Molecules. Evaporation and Intermolecular Attractions. First Quarter Test.

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    • [DOC File]Polymer Use in Centrifuges.

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      Polymer dose x Volume of sludge x Concentration of sludge = Volume of polymer. Concentration of polymer x 2000 lb/t . For example, to calculate how much additional polymer solution we need to increase the dosage by 2 lb/t, we plug use this formula: 2 lb/t x 150 ml sludge x 3.5% TS = volume of polymer = 2.63 ml. 0.2% polymer x 2000 lb/t

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    • [DOCX File]Miss Gray's Superb Science Site **This Site is no longer ...

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      Performs routine stoichiometric computations of reactants to products, including balancing an equation. Successfully communicates and flexibly uses different measures of a substance, e.g., volume, mass, concentration, density. Recognizes connections between …

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