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Chemistry Olympiad and other competitions

Preparing to Chemistry Olympiad or any other competition? That's the place to ask your question.

758 Posts
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Last post by sjb
in Re: Hess Law's
on May 11, 2024, 12:18:20 PM

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Piranha Solution with 1M or 5M Sulfuric Acid

Started by piranhagirl | Last post by Hunter2 Today at 02:20:26 PM

1 Replies
72 Views
Last post Today at 02:20:26 PM
by Hunter2
Explain why isn't the slope in the purple,green, red equal?

Started by sd79812 | Last post by sd79812 Yesterday at 06:02:32 PM

3 Replies
175 Views
Last post Yesterday at 06:02:32 PM
by sd79812
1 Replies
193 Views
Last post May 17, 2024, 05:12:04 PM
by Corribus
Seeking Guidance on Exam Dilemma - Can Someone Share Advice?

Started by trevorwatson | Last post by rjb January 12, 2024, 11:38:40 AM

3 Replies
454 Views
Last post January 12, 2024, 11:38:40 AM
by rjb
Data Interpretation

Started by Decode | Last post by Decode December 04, 2023, 05:23:31 AM

2 Replies
470 Views
Last post December 04, 2023, 05:23:31 AM
by Decode
Why am I acquiring the second pKa value before the first?

Started by RyanR | Last post by Vidya January 06, 2024, 07:33:27 AM

3 Replies
481 Views
Last post January 06, 2024, 07:33:27 AM
by Vidya
Confusion on heterogeneous equilibrium

Started by ay1 | Last post by Borek January 14, 2024, 06:53:27 AM

2 Replies
482 Views
Last post January 14, 2024, 06:53:27 AM
by Borek
Use of various metal hydrides in synthesis of vanillin alcohol

Started by NorthWardVale | Last post by Vidya January 12, 2024, 10:32:38 AM

3 Replies
484 Views
Last post January 12, 2024, 10:32:38 AM
by Vidya
how to make chemistry in tamil naidu

Started by usa | Last post by Vidya January 06, 2024, 07:42:12 AM

1 Replies
488 Views
Last post January 06, 2024, 07:42:12 AM
by Vidya
Naoh + ch3cooh = idk what

Started by Hrjwbfbsjs | Last post by Hrjwbfbsjs January 27, 2024, 12:38:25 PM

2 Replies
488 Views
Last post January 27, 2024, 12:38:25 PM
by Hrjwbfbsjs
Conversion equations

Started by Shithead98 | Last post by Hunter2 December 15, 2023, 01:09:51 AM

1 Replies
491 Views
Last post December 15, 2023, 01:09:51 AM
by Hunter2
How to find the literature value kc of my reaction(Formula is in post)?

Started by 2njs | Last post by Vidya January 06, 2024, 07:43:53 AM

1 Replies
491 Views
Last post January 06, 2024, 07:43:53 AM
by Vidya
Why si this possible? FeSO4 + (COOH)2 = H2SO4 + Fe2(C2O4)3

Started by hartalinstalin69 | Last post by Borek December 29, 2023, 03:09:26 AM

1 Replies
494 Views
Last post December 29, 2023, 03:09:26 AM
by Borek
How many atoms are in 100g of phosphorus vapour

Started by Rogue | Last post by Hunter2 January 16, 2024, 05:05:08 PM

3 Replies
498 Views
Last post January 16, 2024, 05:05:08 PM
by Hunter2
Can some explain the lewis structure of the hydronium ion

Started by meowcat123 | Last post by Borek January 20, 2024, 01:06:23 PM

2 Replies
506 Views
Last post January 20, 2024, 01:06:23 PM
by Borek
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