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Bathroom Surfactants

Bathroom Surfactants

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This article can be used with the activity "Chemistry in your Bathroom" or independently. In this article students will learn about surfactant, emulsifying agents, and surface tension. This lesson is great for teaching about the difference between hydrophyllic and hydrophobic molecules.

Subject:
Biology
Chemistry
Material Type:
Reading
Provider:
Royal Society of Chemistry
Author:
Croda
Date Added:
02/26/2019
Bubbles that Float and Sink

Bubbles that Float and Sink

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This demonstration involves properties of carbon dioxide and hydrogen. A video is included in addition to the written instructions. It touches on a number of areas of chemistry: density of gases, solubility of gases, sublimation and combustion. Each of these areas could be explored in more detail, depending on the level of the group.

Subject:
Chemistry
Physical Science
Material Type:
Activity/Lab
Provider:
Royal Society of Chemistry
Date Added:
02/26/2019
Chemistry in your Bathoom

Chemistry in your Bathoom

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In this interactive students will learn chemistry concepts by discovering how "Croda" products transform the bathroom from a disarray to a fully functional clean bathroom. There are articles attached for students to review about various topics.

Subject:
Biology
Chemistry
Physical Science
Physics
Material Type:
Interactive
Provider:
Royal Society of Chemistry
Author:
Croda
Date Added:
02/26/2019
The Density of Ice

The Density of Ice

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In this demonstration students will observe ice cubes floating on cooking oil, and observe what happens to the liquid water produced as the ice melts, and the density changes. Several associated surface tension phenomena may be observed as part of the demonstration.

Subject:
Science
Chemistry
Physical Science
Material Type:
Activity/Lab
Provider:
Royal Society of Chemistry
Date Added:
02/26/2019
Equilibria - Student Notes
Conditions of Use:
Read the Fine Print

Equilibria - Student Notes

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This series of activities helps develop students' understanding of basic concepts such as reversible and nonreversible reactions and factors that affect equilibria.

Subject:
Science
Material Type:
Activity/Lab
Provider:
Royal Society of Chemistry
Date Added:
10/11/2017
Exothermic Metal-Acid Reactions

Exothermic Metal-Acid Reactions

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This experiment can be a student-led experiment or teacher demonstration. In this experiment students will add powder or finely-divided metal to hychloric acid and measure temperature changes.

Subject:
Chemistry
Physical Science
Material Type:
Activity/Lab
Provider:
Royal Society of Chemistry
Author:
Royal Society of Chemistry and the Nuffield Foundation
Date Added:
02/26/2019
Extracting Iodine from Seaweed

Extracting Iodine from Seaweed

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This demonstration should be performed by a teacher. Ribbon seaweeds (sp. laminaria) contain iodine compounds which they obtain by extracting iodide ions from seawater. In this demonstration seaweed is heated in the air to an ash. The iodide produced must then be oxidised to iodine and recovered by solvent extraction and evaporation.

Subject:
Chemistry
Material Type:
Activity/Lab
Provider:
Royal Society of Chemistry
Date Added:
02/26/2019
Flexibility in the Bathroom-Polymer Additives

Flexibility in the Bathroom-Polymer Additives

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This article can be used with the activity Chemistry in your Bathroom or independently. The article talks about polymers and additives of bathroom supplies and how they are made. The article goes into detail about amides, slip additives, and antistatic additives. UV protection is also briefly discussed.

Subject:
Chemistry
Material Type:
Reading
Provider:
Royal Society of Chemistry
Author:
Croda
Date Added:
02/26/2019
Lubricity in the Bathroom

Lubricity in the Bathroom

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This article can be used with the activity Chemistry in your Bathroom or independently. In this article students will learn about friction, how friction and lubricity work, and esters as a functional group. Other topics briefly discussed in this article are oxidation and crude oil. There are extension activities for students to enhance learning at the end of the article.

Subject:
Chemistry
Physical Science
Physics
Material Type:
Reading
Provider:
Royal Society of Chemistry
Author:
Croda
Date Added:
02/26/2019
Making a pH Indicator

Making a pH Indicator

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The experiment is in two parts. The first part involves boiling some red cabbage in water. In the second part the students test their indicator. Between the two parts the mixture must be allowed to cool. The first part takes about 10 to 15 minutes. The cooling takes about 15 minutes and the testing less than 5 minutes.

Subject:
Chemistry
Material Type:
Activity/Lab
Provider:
Royal Society of Chemistry
Author:
Royal Society of Chemistry and the Nuffield Foundation
Date Added:
02/26/2019
Parabens  Resource Introduction

Parabens Resource Introduction

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This introduction to the lab Parabens in Household Products discusses what the students will do and gain from the activity. The introduction also discusses learning opportunities, assessments, and extensions to the lab.

Subject:
Chemistry
Material Type:
Unit of Study
Provider:
Royal Society of Chemistry
Author:
Royal Society of Chemistry
Date Added:
02/26/2019