"Role of chemistry in toiletries" Essays and Research Papers

Sort By:
Satisfactory Essays
Good Essays
Better Essays
Powerful Essays
Best Essays
Page 21 of 50 - About 500 Essays
  • Better Essays

    Chemistry Project

    • 1611 Words
    • 7 Pages

    . AIM :. To Determine which Antacid could Neutralize the most Stomach Acid. (Chemistry Project) Project Prepared By: Name Class- Roll no. INDEX page no.  Objective 3  Introduction 3  Acids 4  Stomach Acid

    Premium Acid Hydrochloric acid Gastric acid

    • 1611 Words
    • 7 Pages
    Better Essays
  • Good Essays

    ORGANIC CHEMISTRY

    • 1838 Words
    • 8 Pages

    CHEMISTRY OF HYDROCARBON EXPERIMENT 16 OBJECTIVE The objective of this experiment is to distinguish the difference between various types of hydrocarbons by performing simple tests and reactions involving hydrocarbons. EQUIPMENT AND CHEMICALS Pentene Toluene Heptane Potassium permanganate (1% KMnO4) Aluminum chloride (anhydrous AlCl3) Chloroform (CHCl3) Ligroin Br2 in CCl4 (5%) Stopper pH paper Small test tubes and rack Graduated cylinder (10 ml) Evaporating dish DISCUSSION

    Free Benzene Hydrocarbon Alkene

    • 1838 Words
    • 8 Pages
    Good Essays
  • Satisfactory Essays

    Organic Chemistry

    • 255 Words
    • 2 Pages

    composition of materials (metals‚ polymers‚ ceramics and composites). Processing‚ properties and behavior in service environments. No. of Units for Lecture and Laboratory: 3 units lecture No. of Contact Hours per week 3 hours lecture Prerequisites General Chemistry‚ Physics 2 Course Objectives At the end of the course the student must be able to: 1. Identify the importance of materials to mankind through specific examples of materials which have had significant impact to civilization 2. Identify the different

    Premium Materials science Engineering Chemistry

    • 255 Words
    • 2 Pages
    Satisfactory Essays
  • Good Essays

    Chemistry in the News

    • 1779 Words
    • 5 Pages

    Hanna Rich 2/25/14 Chemistry 1110 Chemistry in the News Wireless Cardiac Defibrillator The heart is an incredible muscle. Unlike the brain where a person can continue to be “alive” without any electrical activity‚ without a heartbeat‚ a person cannot live. The average person doesn’t ever think about how or why their hearts lub dub every minute of every day until they die. For someone whose heart doesn’t beat properly‚ the lub dub is a frequent worry. Brandon England is one of those people

    Premium Bacteria Immune system

    • 1779 Words
    • 5 Pages
    Good Essays
  • Satisfactory Essays

    Chemistry Assignment

    • 302 Words
    • 2 Pages

    Making Connections: Chemistry Assignment By. Sujay Sukumar 5. a) When analyzing the graph‚ a relationship between the hydrocarbon chain of the alkane and its corresponding boiling point can certainly be noticed. There is a increasing correlation which can be explained using the theory that as each hydrocarbon chain gets bigger‚ there are more atoms and thus more electrons which contributes to higher dispersion forces and therefore a higher boiling point which is clearly seen through the graph.

    Premium Hydrocarbon Petroleum Natural gas

    • 302 Words
    • 2 Pages
    Satisfactory Essays
  • Good Essays

    Chemistry Papers

    • 554 Words
    • 3 Pages

    Chemistry vacation Assignment Standard -X 1. Name a sodium compound which is used for softening hard water 2. Write the chemical name and formula of baking soda? 3. What will happen if the solution of sodium hydrogen carbonate is heated? Give the equations of the reaction involved? 4. Write the chemical name and the formula of bleaching powder. 5. Write the chemical formula of plaster of Paris? 6. What will happen if heating is not controlled while preparing

    Premium Calcium carbonate Chlorine Calcium

    • 554 Words
    • 3 Pages
    Good Essays
  • Satisfactory Essays

    Chemistry practical

    • 332 Words
    • 2 Pages

    Clare Chong P2 ! ! ! ! ! Chemistry Practical 4: Measuring rate of reaction Aim of experiment: To determine the rate of reaction when the concentration of I2 increases. ! ! ! Chemical equation: 2Fe3+ + 2I- --> 2Fe2+ + I2 ! ! ! Apparatus & materials: Apparatus Quantity 50ml Pipette 1 10ml Pipette 1 Pipette bulb 1 100ml beaker 2 50ml Burette 1 250ml Conical Flask 6 Timer 1 Distilled water 100ml or more 50ml Measuring

    Premium Chemistry Titration Laboratory glassware

    • 332 Words
    • 2 Pages
    Satisfactory Essays
  • Good Essays

    Chemistry in the kitchen

    • 5946 Words
    • 24 Pages

    CHEMISTRY IN THE KITCHEN Presented by: Jose Martin Jaca Jerizza Nina Vidal Krysha Jade Pepito Mae Karen Apas Jose Romano Jr. Feb Daphne Kay Ornopia Ma. Trisha Tiffany Uy Chemistry in the Kitchen 1. Growing Food 1.1 Chemicals Needed for Life 1.2 Fertilizers and their Problems 1.3 pH of Soil 1.4 Hunger Problems 2. Cooking 2.1 Physical and Chemical Change 2.2 Effects of Cooking 3. What is Cooking?: Methods of Cooking 3.1 Baking: Chocolate Chip Cookies 3.2 Frying: French Fries

    Premium Food Food preservation Nutrition

    • 5946 Words
    • 24 Pages
    Good Essays
  • Good Essays

    Chemistry of Toothpaste

    • 505 Words
    • 3 Pages

    The Chemistry of Toothpaste Toothpaste is not a new thing. It has been traced back to Ancient Egypt. They used a powdered rock and vinegar‚ which created a chemical reaction that dissolves the plaque on teeth. In 1900’s people used hydrogen peroxide and baking soda or chalk‚ pulverised brisk and salt as a toothpaste. Toothpastes today‚ are mostly made up of abrasives‚ surfactants‚ a detergent‚ a thickener‚ a moisturizer‚ water‚ flavouring agents‚ coloring‚ sweeteners‚ fluoride and desensitizers

    Premium Oral hygiene Teeth Toothpaste

    • 505 Words
    • 3 Pages
    Good Essays
  • Good Essays

    Food Chemistry

    • 4556 Words
    • 23 Pages

    Food Chemistry: Option F Food Groups: F.1 Food & Nutrients Food: any substance‚ whether processed‚ semi-processed or raw‚ which is intended for human consumption‚ and includes drinks‚ chewing gum and any substance which has been used in the manufacture‚ preparation or treatment of “food” but does not include cosmetics or tobacco or substances used only as drugs. Nutrients: any substance obtained from food and used by the body to provide energy‚ to regulate growth‚ and to maintain and repair

    Premium Fatty acid Nutrition Fat

    • 4556 Words
    • 23 Pages
    Good Essays
Page 1 18 19 20 21 22 23 24 25 50