Chemistry

2888 topics in this forum

1. Real light saber

   By grayson, August 19, 2023
   • 0 replies
   • 452 views
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   • grayson
   • August 19, 2023

2. The big bad book of military explosives

   By Steve81, August 13, 2023
   • 4 replies
   • 648 views
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   • Steve81
   • August 13, 2023

3. Dehydrated Water 1 2

   By Photon Guy, July 13, 2023
   • 30 replies
   • 3.3k views
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   • mistermack
   • July 19, 2023

4. Mnemonics for the Periodic Table

   By sethoflagos, July 13, 2023
   • 2 replies
   • 827 views
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   • sethoflagos
   • July 13, 2023

5. Can solid foods have pH values?

   By Alfred001, July 12, 2023
   • 6 replies
   • 766 views
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   • iNow
   • July 13, 2023

6. sunlight fades colors?

   By kenny1999, July 12, 2023
   • 3 replies
   • 453 views
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   • Externet
   • July 12, 2023

7. Could chemicals expire?

   By kenny1999, July 11, 2023
   • 3 replies
   • 661 views
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   • Endy0816
   • July 11, 2023

8. What degrades in solar cells ?

   By Externet, June 7, 2023
   • 1 reply
   • 559 views
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   • npts2020
   • June 11, 2023

9. A question about gunpowder

   By Ring0kp, April 4, 2023
   • 21 replies
   • 1.9k views
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   • Ring0kp
   • May 2, 2023

10. Laws of definite and multiple proportions

    By Dhamnekar Win,odd, April 23, 2023
    • 4 replies
    • 1k views
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    • Dhamnekar Win,odd
    • April 23, 2023

11. calcium acetate layer on evaporation

    By observer1, February 23, 2023
    • 14 replies
    • 1.7k views
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    • exchemist
    • April 16, 2023

12. Doubt silica gel 1 2

    By gamer87, March 30, 2023
    • 43 replies
    • 3.9k views
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    • Phi for All
    • April 12, 2023

13. Is plastic mostly inert to most substances?

    By kenny1999, March 22, 2023
    • 4 replies
    • 796 views
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    • npts2020
    • March 24, 2023

14. Whole and not whole numbers...

    By Externet, February 8, 2023
    • 2 replies
    • 715 views
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    • studiot
    • February 8, 2023

15. which displacement reaction?

    By observer1, January 22, 2023
    • 16 replies
    • 1.2k views
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    • observer1
    • January 24, 2023

16. does a reaction occur when CaCO3 and NaHCO3 are added?

    By observer1, January 17, 2023
    • 11 replies
    • 3.3k views
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    • studiot
    • January 21, 2023

17. Reaction between Ca(CH3COO) and NaHCO3

    By observer1, January 19, 2023
    • 13 replies
    • 1.1k views
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    • chenbeier
    • January 20, 2023

18. Glow-in-the-dark workings...

    By Externet, January 17, 2023
    • 0 replies
    • 423 views
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    • Externet
    • January 17, 2023

19. How to separate a container containing NaHCO3 and CaCO3

    By observer1, January 17, 2023
    • 10 replies
    • 871 views
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    • exchemist
    • January 17, 2023

20. How much Kj per mole is a lot?

    By observer1, January 14, 2023
    • 10 replies
    • 974 views
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    • observer1
    • January 15, 2023

21. Platinum Catalyst Hand Warmer questions

    By BrandoAZ, June 15, 2010
    • 17 replies
    • 40.3k views
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    • andygold
    • December 10, 2022

22. Decarbonising Fizzy Drinks

    By Erina, December 3, 2022
    • 13 replies
    • 1.5k views
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    • exchemist
    • December 4, 2022

23. Please, help with question

    By RomanRodinskiy, November 24, 2022
    • 8 replies
    • 1.4k views
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    • studiot
    • November 24, 2022

24. Calcium chloride in DIY dehumidifier - safety ?

    By SentinelAeon, November 21, 2022
    • 5 replies
    • 2.8k views
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    • chenbeier
    • November 23, 2022

25. Why cooking oil runs faster when heated?

    By kenny1999, November 5, 2022
    • 3 replies
    • 1k views
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    • Sensei
    • November 5, 2022