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  1. ta1g

    Chemistry Syllabus Preliminary Thread

    thats avagrados number...i think his law is that with equal volumes of gases at the same temp and pressure have the same number of molecules or something like that and gaylussacs is equal volumes of gases at same temp and pressure can be represented in single whole number ratios..im not sure if...
  2. ta1g

    Chemistry study thread

    another ?- what is gay-lussacs law and what is avagrados law?
  3. ta1g

    Chemistry Syllabus Preliminary Thread

    could someone explain gay-lussac law and avagrados law to me?
  4. ta1g

    trigonometry?

    Can anyone help me with the harder part of the prelim 2unit trig, involving all the sin, cos , cosec, sec, tan, and all that stuff? I think its called 'trigonometric identities' but im not sure. I really need a starting point since i missed alot of the work. If any one could help me that would...
  5. ta1g

    prelim question

    Can someone show me how to do this question? x^3+3x^2-9x-27/x^2+6x+9 thanks
  6. ta1g

    quick question prelim

    cool, thanks
  7. ta1g

    quick question prelim

    what does 'net' mean when you say polar molecules have a 'net' dipole?
  8. ta1g

    (x+1)^3-y^3

    ok thanks alot
  9. ta1g

    (x+1)^3-y^3

    I know the answer to this but do not understand the concept of it. answer is (x+1-y)(x^2+2x+1+xy+y+y^2) a few other simpler examples might help me..Thanks
  10. ta1g

    4x^4-13x^2+9

    How do i factorise this? Can someone show me how step by step.
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