Chemistry

2890 topics in this forum

1. Why does an onion always turn brown when you fry it?

   By james_pain, November 27, 2016
   • 3 replies
   • 1.7k views
   • 
   • Strange
   • November 27, 2016

2. Why does animal fat stick to leaf of lettuce?

   By curiousgorge, March 9, 2013
   • 0 replies
   • 694 views
   • 
   • curiousgorge
   • March 9, 2013

3. Why does decrease of temperature increase spontanity of a reaction?

   By scilearner, April 23, 2010
   • 1 reply
   • 879 views
   • 
   • Horza2002
   • April 24, 2010

4. Why does H2SO4 like water so much?

   By yyh020635, March 16, 2014
   • 6 replies
   • 2k views
   • 
   • John Cuthber
   • March 19, 2014

5. Why does imidazolium ring contain a positive charge?

   By scilearner, October 20, 2009
   • 3 replies
   • 1.9k views
   • 
   • Horza2002
   • October 21, 2009

6. Why does matter exhibit different properties when in nanoscale than when its is macroscale?

   By thethinkertank, June 19, 2019
   • 1 reply
   • 1.5k views
   • 
   • swansont
   • June 19, 2019

7. why does mixing sodium and thio destroy hair?

   By squared2, May 20, 2014
   • 2 replies
   • 1.1k views
   • 
   • John Cuthber
   • May 24, 2014

8. Why does the mass of magnesium increase and wood decrease when when they burn?

   By CrazCo, December 1, 2007
   • 9 replies
   • 3.4k views
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   • thedarkshade
   • December 1, 2007

9. Why Does This Reaction occur?

   By Connor Park, November 14, 2017
   • 3 replies
   • 1.4k views
   • 
   • Sensei
   • November 14, 2017

10. Why Doesnt Hydrogen Collapse?

    By Fellowes, January 16, 2005
    • 18 replies
    • 3.1k views
    • 
    • calbiterol
    • February 3, 2005

11. why havent i been able to get on this

    By Guest, January 1, 1970
    • 0 replies
    • 954 views
    • 
    • Guest
    • January 1, 1970

12. Why hot water freezes faster 1 2

    By Itoero, November 25, 2018
    • 27 replies
    • 5.1k views
    • 
    • JerryX
    • September 30, 2020

13. Why I'm fired from a Pharmaceutical Company and what can I do...?

    By chemicalman, October 11, 2014
    • 14 replies
    • 2.6k views
    • 
    • ajb
    • October 12, 2014

14. Why is Chlorine not hybridised in BCL3 using hybridisation concept in VB Theory

    By Nicholas Kang, February 17, 2017
    • 9 replies
    • 9.8k views
    • 
    • OldChemE
    • March 31, 2017

15. Why is cooling considered to slow reactions?

    By scilearner, June 18, 2009
    • 4 replies
    • 1.4k views
    • 
    • hermanntrude
    • June 19, 2009

16. Why is it that when you denature protein that's it?

    By scilearner, July 10, 2010
    • 3 replies
    • 2.5k views
    • 
    • CharonY
    • July 10, 2010

17. Why is N2 inert?

    By TeslaFan, January 18, 2012
    • 1 reply
    • 5.2k views
    • 
    • Suxamethonium
    • January 18, 2012

18. Why is NH4Cl(aq) acidic and CH3COOHNa(aq) basic?

    By little boy, September 12, 2011
    • 1 reply
    • 6.6k views
    • 
    • Greg Boyles
    • September 12, 2011

19. why is osmium denser than gold?

    By paul, November 29, 2008
    • 7 replies
    • 5.1k views
    • 
    • DrP
    • November 30, 2008

20. Why is plastic black?

    By seriously disabled, August 7, 2009
    • 9 replies
    • 2.5k views
    • 
    • Cap'n Refsmmat
    • August 9, 2009

21. Why is water attracted to glass? Convex meniscus

    By Trung Nguyen, December 31, 2013
    • 1 reply
    • 6k views
    • 
    • Enthalpy
    • January 2, 2014

22. Why is water called "dihydrogen monoxide"?

    By ScienceNostalgia101, January 9, 2020
    • 6 replies
    • 1.6k views
    • 
    • zapatos
    • January 10, 2020

23. Why is white gold a mixture and not a compound?

    By Genecks, February 4, 2007
    • 4 replies
    • 6.8k views
    • 
    • John Cuthber
    • February 6, 2007

24. Why isn't pure morphine ever used?

    By Green Xenon, March 4, 2012
    • 3 replies
    • 1.3k views
    • 
    • Suxamethonium
    • March 5, 2012

25. Why mass number denominates "A" ?

    By kciray, June 16, 2015
    • 1 reply
    • 1.2k views
    • 
    • Strange
    • June 16, 2015