Forum: Chemistry

The science of the composition, structure, properties, and reactions of matter, especially of atomic and molecular systems.

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How to prepare alanine Started by 96747, February 21st, 2021 09:19 PM	Replies: 8 Views: 4,466	Last Post By exchemist April 2nd, 2023, 02:45 PM
What books in print or online, have a good authoritative or proper definition of formula unit ? Started by dizzum, December 10th, 2022 01:04 PM	Replies: 1 Views: 231	Last Post By RamiroDawson April 2nd, 2023, 02:10 AM
partial charge on an ion pair? Started by dizzum, March 24th, 2023 05:47 PM	Replies: 3 Views: 200	Last Post By PhDemon March 31st, 2023, 06:18 PM
question about valence shell of s block elements and this wikipedia table Started by dizzum, February 9th, 2023 06:37 AM	Replies: 3 Views: 529	Last Post By dizzum March 24th, 2023, 05:40 PM
How to create a gas/liquid solution with known concentration. Started by sellollo, January 12th, 2023 07:22 AM	Replies: 2 Views: 436	Last Post By KJW January 12th, 2023, 03:09 PM
question about sodium peroxide Started by dizzum, December 9th, 2022 11:34 PM	Replies: 14 Views: 696	Last Post By exchemist December 17th, 2022, 11:49 AM
How Much Oxygen is in Water? Started by zinjanthropos, November 12th, 2022 08:42 AM	Replies: 5 Views: 574	Last Post By zinjanthropos November 18th, 2022, 01:58 PM
Questions about scales. What scale do you recommend? Started by Nathan G, October 25th, 2022 12:00 PM	Replies: 1 Views: 480	Last Post By PhDemon October 25th, 2022, 12:39 PM
#85 Started by zinjanthropos, October 4th, 2022 06:48 AM	Replies: 11 Views: 676	Last Post By Double Helix October 6th, 2022, 10:41 AM
is the term saturated solvent a contradiction in terms? Started by dizzum, September 29th, 2022 07:21 AM	Replies: 6 Views: 538	Last Post By exchemist September 30th, 2022, 03:08 AM
Adding wood/peat ash to fibreglass resin to bulk it out into a paste Started by geordief, September 21st, 2022 04:59 AM	Replies: 4 Views: 568	Last Post By PhDemon September 21st, 2022, 10:53 AM
Ferrous oxides. Started by GiantEvil, August 14th, 2022 05:31 PM	Replies: 5 Views: 993	Last Post By PhDemon September 20th, 2022, 10:51 AM
How do astronomers determine the composition of non-luminous celestial bodies, such as asteroids? Started by Kevin_Hall, December 17th, 2021 02:17 PM	Replies: 3 Views: 4,064	Last Post By Double Helix August 16th, 2022, 06:52 PM
Aluminum-Bromine battery Started by Stanley514, October 23rd, 2021 01:11 PM	Replies: 0 Views: 2,773	Last Post By Stanley514 October 23rd, 2021, 01:11 PM
Acetone and Hydrochloric Acid Started by David G Barron, June 24th, 2008 09:08 AM	Replies: 3 Views: 15,184	Last Post By exchemist September 22nd, 2021, 09:01 AM
Phosphine in Venus's atmosphere: evidence of life or chemistry? Started by Peter Dow, September 15th, 2020 05:33 AM	Replies: 6 Views: 6,638	Last Post By Quantated March 28th, 2021, 09:26 PM
The most poisonous biological substances known, from plants and microbes. Started by Double Helix, February 19th, 2021 05:13 PM	Replies: 3 Views: 3,700	Last Post By Double Helix February 20th, 2021, 06:11 PM
Question about CO2 scrubbing with soda lime Started by leohopkins, November 26th, 2019 04:06 PM	Replies: 10 Views: 6,413	Last Post By PhDemon February 12th, 2021, 03:46 AM
How does soap work? Started by wegs, May 1st, 2019 08:20 PM	Replies: 20 Views: 10,456	Last Post By exchemist December 27th, 2020, 04:33 PM
Uncertainty of Measurement and Precision in Chemistry test Started by doie, September 15th, 2020 10:32 AM	Replies: 0 Views: 4,355	Last Post By doie September 15th, 2020, 10:32 AM