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Recent content by Mahdi

  1. M

    If you have any question on chem p6 im ready you guys. Don't Worry!!

    thanks again! :)
  2. M

    If you have any question on chem p6 im ready you guys. Don't Worry!!

    thank you..all the best!
  3. M

    If you have any question on chem p6 im ready you guys. Don't Worry!!

    What is the difference between burette and a tap funnel?
  4. M

    If you have any question on chem p6 im ready you guys. Don't Worry!!

    In discharge of anions (negative)..i suppose OH- is the easiest among Cl-, Br- and I- Doesn't the order go like SO4, NO3, Cl, Br, I and finally OH ??
  5. M

    If you have any question on chem p6 im ready you guys. Don't Worry!!

    Thank you very much..appreciate that.. :)
  6. M

    If you have any question on chem p6 im ready you guys. Don't Worry!!

    Thank you very much! :)
  7. M

    If you have any question on chem p6 im ready you guys. Don't Worry!!

    I really know I'm too late asking this question...but i need to know the basics of how to plan an experiment. It depends on some conditions, but I'm often clueless what steps are to be taken.. It will be a great help if someone can help me with this. Any simple explanation will also...
  8. M

    Biology paper 3

    Anytime :) All the best!
  9. M

    Biology paper 3

    To maintain balance between water and dissolved materials in an organism. Like we humans (vertebrates) have an osmoregulatory organ, kidneys to excrete excess water, nitrogen, salts etc. That's all I understand from it..sorry if insufficient.
  10. M

    Biology paper 3

    The pH is short for (Potential Hydrogen), It is simply a scale to measure acidity or alkalinity of the soil. Now how does that effect the rate of photosynthesis? Well, the enzymes present in the plants need an optimum pH to work. If the soil is too acidic or too alkaline enzymes are denatured...
  11. M

    Biology paper 3

    Negative feedback is simply a process by which different internal conditions of the body are controlled. Such as level of circulating hormones to maintain homeostasis.
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