Recent content by jacklwk

  1. J

    Understanding Decomposers and the Difference Between Energy and Biomass Pyramids

    Homework Statement 1. can anyone tell me why decomposers are not shown in the food chain or food web? 2. what is the main difference between '' pyramid of energy'' and ''pyramid of biomass''? Homework Equations The Attempt at a Solution
  2. J

    Difference between glocose and glycogen

    THX for your help
  3. J

    Boiling points of alcohol and mercury?

    Thx A Lot ..
  4. J

    Difference between glocose and glycogen

    glocose and glycogen are carbohydrates, but what is the difference between them?what are the functions of them?
  5. J

    What is oxidation and how does it relate to animal energy release?

    according to my biology textbook, it says that animals release energy by oxidation of food, can anybody tell me that what is oxidation?
  6. J

    Boiling points of alcohol and mercury?

    Boiling points of alcohol and mercury?? who can tell me the boiling point of alcohol and mercury??
  7. J

    Why Water is the Preferred Coolant for Car Engines: 3 Reasons Explained

    THX for your detailed explanation!You are really a enthusiast!
  8. J

    Why Water is the Preferred Coolant for Car Engines: 3 Reasons Explained

    actually this is a homework question. i am just a secondary 3 student. can i say water is cheaper and alcohol is flamable?
  9. J

    Why Water is the Preferred Coolant for Car Engines: 3 Reasons Explained

    Thx A Lot~
  10. J

    Why Water is the Preferred Coolant for Car Engines: 3 Reasons Explained

    why we use water, but not alcohol as a coolant in the car engine?can you give me three reasons?