moles

  1. L

    How many moles of O2 are produced when 0.450mol of KO2 reacts in this fashion?

    Please explain how you came to the conclusion.
  2. G

    Moles forming on breasts; 14 years old?

    On my right breast I have always had a large soft dark brown mole. I have had it checked out and it is completely safe. But since then the edges have blurred and sometimes my breast itches? Is this normal? On my left breast in the past month a new mole has started forming. It is small, circular...
  3. N

    Nicotine is C10H14N2. What mass of nicotine contains 6.6 moles of nitrogen?

    the answer is NOT 501.6, 534.6, or 535...someone please answer..i have only last submission left on webassign
  4. A

    Question about moles and skin cancer?

    Ok, well I have had a mole on my hairline for as long as I can remember. Its darker in color and is a little bigger than a pencil eraser. Ive always wore my hair down so my Dr hasn't noticed this one. It doesnt bother me other than the fact that it is ugly lol. I also have several large moles on...
  5. M

    Determination of moles of nicotine in tobacco?

    Determination of Nicotine in Tobacco? Hey, guys. I did a lab last week where we had to determine the nicotine in tobacco and I am having trouble with the calculations. It was determined that the calculated molarity of HCLO4 was 0.03835M. 3.0117 grams of tobacco was weighed out and shaken...
  6. M

    Determination of moles of nicotine in tobacco?

    Determination of Nicotine in Tobacco? Hey, guys. I did a lab last week where we had to determine the nicotine in tobacco and I am having trouble with the calculations. It was determined that the calculated molarity of HCLO4 was 0.03835M. 3.0117 grams of tobacco was weighed out and shaken...
  7. T

    What mass of nicotine contains 1.5 moles of nitrogen? please help?

    Nicotine is C10H14N2. What mass of nicotine contains 1.5 moles of nitrogen? g
  8. T

    What mass of nicotine contains 1.5 moles of nitrogen?

    Nicotine is C10H14N2. What mass of nicotine contains 1.5 moles of nitrogen? g
  9. T

    What mass of nicotine contains 1.5 moles of nitrogen?

    Nicotine is C10H14N2. What mass of nicotine contains 1.5 moles of nitrogen? g
  10. S

    Are moles on the scalp weird and ugly??

    recently i have found an average sized mole on my scalp, but i never noticed it because it was covered with my long, black hair. do you think that people will notice???? if they do, will it look weird and ugly????? btw, i have no other moles on my body, besides this one. (as far as i know)
  11. M

    What ways are there to get rid of moles?

    i have ugly brown spots on my face i would like surgery ways and non surgery ways please help!!
  12. J

    Can moles be cancerous ?

    I have a mole on my chin and one on my neck, can they become cancerous? and if i decided to get them removedf would it hurt much ?
  13. L

    how doctors remove moles?

    how do the doctors remove the moles dont tell me to do it at home because im not
Back
Top