'Sodium hydroxide solution' diaporamas de présentation

Simple chemical tests

Simple chemical tests. What is chemical analysis?. During a chemical analysis scientists aim to identify an unknown substance. There are two major analytical methods:.

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The membrane keeps the chlorine gas away from the sodium hydroxide solution.

The membrane keeps the chlorine gas away from the sodium hydroxide solution. It allows ions through but not molecules. During electrolysis; i) at the positive terminal: O xidation i s electron l oss 2Cl - - 2e- Cl 2

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Chapter 14

Chapter 14. Solutions. Solution - A general term for a solute dissolved in a solvent. A homogeneous mixture of 2 or more components in which particles intermingle at the molecular level. Solvent - The component of a solution that is the greater quantity.

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Penny For your Thoughts

Penny For your Thoughts. ChemCatalyst. Long ago, people tried to turn ordinary things into gold. This pursuit was called alchemy and the people who engaged in alchemy were called alchemists.

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- write out formula - substitute into formula or set up cancellation

Find the molarity of a solution that is prepared by dissolving 12.0g of sodium hydroxide in 325mL of water. - write out formula - substitute into formula or set up cancellation - calculate molar mass if needed; write correct answer with units. 0.92M NaOH.

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II. Conductometry

I = V / R. II. Conductometry. Dr. Hisham Ezzat Abdellatef. Introduction. Conductance: is the ability of the medium to carry the electric current. migration of positively charged species towards the cathode and negatively charged ones through the anode. ohm -1 (seimen).

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Acid Safety

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THE CHLOR-ALKALI INDUSTRY

THE CHLOR-ALKALI INDUSTRY. Chlorine is manufactured by the electrolysis of brine. Sodium hydroxide is produced at the same time. Three different methods are currently in use. We only need to know the method that is mainly used. Membrane cell electrolysis

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Do Now

Do Now. Write the formula for Sodium Chlorate Write the name for SnO Write a reaction for the decomposition of Aluminum Oxide How many molecules of oxygen are formed after the decomposition of 58g of aluminum oxide?. HW Q and A. Vocabulary.

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Titrations

Titrations. Titration. Method for determining the concentration of an unknown solution A measured volume of a solution of known concentration ( titrant ) is delivered to a solution of unknown concentration ( analyte )

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