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A chemical “breathalyzer” test works because ethanol in the breath is oxidized by the dichromate ion (orange) to form acetic acid and chromium(III) ion (green). The balanced reaction is
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Chemistry
- 1. What functional group increases the boiling point of straight chain primary alcohols and carboxylic acids by 18 degrees Celsius? methane methylane ethylene methylene 2. What type of bonds are present between alcohol molecules that allow them to have a higher boiling point than saturated hydrocarbons? A. Van der Waals forces B. hydrogen bond C. london forces D. dipole-dipole bonds 3. It is a compound composed of 2 similar subunits or held together by ionic or covalent bonds. primer chiral monomer dimerarrow_forwardIs CH3F or CH3CH2OH more soluable in water.arrow_forwardDescribe the preparation of (a) 500 mL of 4.75% (w/v) aqueous ethanol (C2H5OH, 46.1 g/mol). (b) 500 g of 4.75% (w/w) aqueous ethanol. (c) 500 mL of 4.75% (v/v) aqueous ethanol.arrow_forward
- Why does lactic acid have a boiling point of 122 ° C?arrow_forward1. What is formed when a halogen molecule replaces hydrogen molecule(s) in an aromatic hydrocarbon? 2. What is formed when hydrogen molecules are replaced in an aliphatic hydrocarbon by halogen molecules? 3. What are a class of chemical compounds containing a hydroxyl group (-OH) bonded directly to an aromatic hydrocarbon group (like benzene)? 4. used to test for the presence of aromatic compounds in alcohols? 5. The dehydration of alcohols in the formation of ethers happens at _________.arrow_forward1) Which one has isomers? methanoic acid, methane, ethene, or alcohols 2) Which of these terms describe an organic molecule with the most possible hydrogen bonds on its main chain? triple-bonded, terminal, cyclical, or saturated 3) An organic molecule consists of a chain of 8 carbons, with a double bond in the middle and an -OH group on one end. A correct name for this molecule would be Oct-4-anol, Octanol, Oct-4-enol, or Oct-4-en-1-ol 4) Which of these are not considered a functional group -OH, -CH3, -Cl or -H 5) A reaction is called an acid-catalyzed reaction. What is the name of the strong acid? oxyic acid, sulfuric acid, carbonic acid, or Ammonia acid In bold were my answers to the questions wanted to know if I have them correct. Thx :)arrow_forward
- 1.State the basic raw materials for the manufacture of alcoholic beverages. 2.Give 5 kinds of products derived from industrial fermentation.arrow_forwardname the alcohol which will be oxidised by Br2/KOH ? if any (a) methanol (b) ethanol (c) propanolarrow_forwardWrite equations to show how the following compounds are oxidized by (1) K2Cr2O7 + H2SO4, (2) Cu2+, or Ag+: (a) 2,3-dimethyl-2-butanolarrow_forward
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