# 'Ml sample' diaporamas de présentation

## FERMENTABLE NITROGEN

FERMENTABLE NITROGEN Key to successful fermentations! Barry H. Gump, Ph.D. Professor of Beverage Management Florida International University Co-Pi – VESTA (Viticulture & Enology Science & Technology Alliance) FERMENTABLE NITROGEN

(930 views)

## Volumetric Calculations

Volumetric Calculations. How to analyze titration data and perform dilution calculations. Volumetric procedures. Involve the careful measurement of volumes of solutions

By emily
(407 views)

## EMPIRICAL GAS LAWS Boyle’s Law P 1 V 1 = P 2 V 2 Charles’ Law V 1 / T 1 = V 2 / T 2 Guy-Lussac’s Law P 1

EMPIRICAL GAS LAWS Boyle’s Law P 1 V 1 = P 2 V 2 Charles’ Law V 1 / T 1 = V 2 / T 2 Guy-Lussac’s Law P 1 / T 1 = P 2 / T 2 Avogadro’s Law V 1 / n 1 = V 2 / n 2 Combined Gas Law P 1 V 1 / T 1 = P 2 V 2 / T 2 Ideal Gas Law PV = nRT

By dudley
(1769 views)

## EMPIRICAL GAS LAWS Boyle’s Law P 1 V 1 = P 2 V 2 Charles’ Law V 1 / T 1 = V 2 / T 2 Guy-Lussac’s Law P 1

EMPIRICAL GAS LAWS Boyle’s Law P 1 V 1 = P 2 V 2 Charles’ Law V 1 / T 1 = V 2 / T 2 Guy-Lussac’s Law P 1 / T 1 = P 2 / T 2 Avogadro’s Law V 1 / n 1 = V 2 / n 2 Combined Gas Law P 1 V 1 / T 1 = P 2 V 2 / T 2 Ideal Gas Law PV = nRT

By albert
(178 views)

## ENVE 201 Environmental Engineering Chemistry 1

ENVE 201 Environmental Engineering Chemistry 1. Alkalinity Dr. Aslıhan Kerç. ALKALINITY. Alkalinity : Capacity of a water to neutralize acids .( Acid neutralization capacity ) Alkalinity in natural waters  Due to salts of weak acids Weak or strong bases.

(203 views)

## GAS ANALYSIS

GAS ANALYSIS. - Anaerobic sludge digestion & - Anaerobic treatment of high BOD containing wastes (~1500mg/L) Methane Formation . Gas produced contains; CO 2 33-38% CH 4 55-65% N 2 H 2 S Heating value: 600 Btu / ft 3 (5330 kcal/m 3 )

By raanan
(122 views)

## Sample Titration Problems

Sample Titration Problems. Problem #1. A 20.00 mL sample of an unknown H 3 PO 4 solution is titrated with a 0.100 M NaOH solution. The equivalence point is reached when 18.45 mL of NaOH solution is added. What is the concentration of the original H 3 PO 4 solution?.

By amber
(178 views)

## ENVIRONMENTAL ANALYSIS I. Solid Phase Extraction

ENVIRONMENTAL ANALYSIS I. Solid Phase Extraction. mechanised L/L extraction – ISOLUTE HM-N. ISOLUTE HM-N Liquid/Liquid Extraction Columns. ISOLUTE HM-N columns: Standard polypropylene tubes packed with ISOLUTE HM-N material (previously available in bulk only).

By melia
(211 views)

## REDOX Reactions

REDOX Reactions. Chapter 18. REDOX Reactions. Oxidation number - In order to keep track of electrons in chemical reactions, chemists assign an oxidation number to each element. Determining Oxidation States. Oxidation number of an element in its native state is zero.

(495 views)

## Alkalinity

Alkalinity. Bicarbonate-carbonate. Alkalinity is…. …the measure of the ability of a water to neutralize an acid. Acidity. Most natural waters are buffered as a result of a carbon dioxide(air)-bicarbonate (limestone – CaCO 3 ) buffer system. What is a buffer?. Buffer.

By neron
(321 views)

## Neutralization Reactions using Titration Method

Neutralization Reactions using Titration Method . What is a titration? What’s the point?. What is a Titration?. laboratory method of quantitative analysis used to determine unknown concentration of known substance. Titration Key Ideas.

By dextra
(372 views)

## Chemistry 142 Chapter 15: Acids and Bases

Chemistry 142 Chapter 15: Acids and Bases. Outline Definitions Ion-product Constant for Water pH Scale Percent Dissociation Polyprotic Acids Salts of Acid-Base Reactions Acid Strength. Structures of Acids. HCl ionizes in water, producing H + and Cl – ions. NaOH dissociates in water,

By libra
(110 views)

## Solution Concentration Mass percent

Solution Concentration Mass percent. (mass part/mass whole) x 100(%) An aqueous solution of acetic acid is 20 percent by weight Acetic acid has a density of 1.0269 g/mL. How many moles of acetic acid are contained in 35 mL of this solution?. Practice problem Tro – 4.55.

By wilmet
(450 views)

## CHEMISTRY CHAPTER 4 PROBLEM SOLVING IN CHEMISTRY

CHEMISTRY CHAPTER 4 PROBLEM SOLVING IN CHEMISTRY. Steps for solving word problems:. 1. Find unknown 2. Find knowns 3. Plan solution 4. Calculate 5. Check. A conversion factor is a ratio with a value of one. Ex. 1 ft = 12 inches 1.00g water = 1 mL water 100 cm = 1m.

By orly
(143 views)

## Titrations 19.4

Titrations 19.4. Calculations involving neutralization reactions. Learning Objectives. Understand the neutralization reaction … strong acid and base reaction Concept of titration, end point, and equivalence point and how they relate to neutralization reaction

By gala
(165 views)

## Trace metal distribution in the water column along 40°S

Trace metal distribution in the water column along 40°S. Christian Schlosser , Jessica Klar, Ebby Desai, and Eric Achterberg National Oceanography Centre Southampton. Cruise Track and Sampling Positions UK GEOTRACES 40°S. RRS James Cook JC068 (Dec. 2011 - Jan. 2012)

By didina
(82 views)

## Acid Base Calculations

Acid Base Calculations. Calculations involving pH Titration calculations. A 1.0 x 10 -4 M solution of HNO 3 has been prepared for a laboratory experiment. A) Calculate the [H 3 O + ] of this solution B) Calculate the [OH - ].

By amish
(202 views)

## Solving Problems for Acids, Bases & Salts

Chapter 11. Solving Problems for Acids, Bases & Salts. Equations. M = n/V M 1 V 1 = M 2 V 2 if the moles are the same n 1 n 2 you can cancel out the n’s . pH = -log [H + ] pOH = -log [OH - ] pH + pOH = 14

By marlon
(43 views)

## Section 6.2—Concentration

Section 6.2—Concentration. How do we indicate how much of the electrolytes are in the drink?. Concentrated versus Dilute. solvent. solute. Lower concentration Not as many solute (what’s being dissolved) particles. Higher concentration More solute (what’s being dissolved) particles.

By mayes
(127 views)

## Acids & Bases Svante Arrhenius (1887)

Acids & Bases Svante Arrhenius (1887). ACIDS Turn indicator dye litmus from blue to red React with active metals such as zinc, iron, and tin, dissolving the metal and producing hydrogen gas Taste sour, if diluted enough to be tasted safely

By rane
(108 views)

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