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Need help with gas sample preparation prob

Started by annaa99 | Last post by annaa99 February 09, 2020, 07:26:50 PM

2 Replies
379 Views
Last post February 09, 2020, 07:26:50 PM
by annaa99
Need help for Cyanide Determination_Colorimetric

Started by vietanhvietnam_123 | Last post by vietanhvietnam_123 February 10, 2020, 09:24:23 PM

2 Replies
356 Views
Last post February 10, 2020, 09:24:23 PM
by vietanhvietnam_123
Why is the effective carbon number for acetylene 2.6 and not 2?

Started by confusedstud | Last post by confusedstud February 11, 2020, 06:16:55 AM

0 Replies
268 Views
Last post February 11, 2020, 06:16:55 AM
by confusedstud
Shelf life and Enviroment

Started by becchino | Last post by shchavel February 13, 2020, 02:56:37 PM

7 Replies
686 Views
Last post February 13, 2020, 02:56:37 PM
by shchavel
How do I do qualitative analysis with an unknown mixture?

Started by bigdonut | Last post by bigdonut February 14, 2020, 12:39:33 PM

0 Replies
269 Views
Last post February 14, 2020, 12:39:33 PM
by bigdonut
Measuring water content in a lube oil

Started by Jamun | Last post by jeffmoonchop February 14, 2020, 02:58:46 PM

1 Replies
380 Views
Last post February 14, 2020, 02:58:46 PM
by jeffmoonchop
Help with analysis IR & NMR spectra for radical bromination experiment

Started by ilyem46 | Last post by clarkstill February 17, 2020, 06:02:13 AM

2 Replies
361 Views
Last post February 17, 2020, 06:02:13 AM
by clarkstill
Error propagation involving natural logarithms

Started by daaniiell14 | Last post by Enthalpy February 19, 2020, 02:53:37 PM

2 Replies
362 Views
Last post February 19, 2020, 02:53:37 PM
by Enthalpy
Potassium dichromate stability in solustion

Started by Genesis | Last post by shchavel February 20, 2020, 03:49:09 AM

3 Replies
476 Views
Last post February 20, 2020, 03:49:09 AM
by shchavel
Testing purity of caffeine?

Started by Mati | Last post by MOTOBALL March 01, 2020, 08:41:15 PM

3 Replies
646 Views
Last post March 01, 2020, 08:41:15 PM
by MOTOBALL
Currency and Unit Conversions

Started by adamnsu | Last post by Borek March 06, 2020, 08:25:34 AM

3 Replies
442 Views
Last post March 06, 2020, 08:25:34 AM
by Borek
Total nitrogen determination in chemical fertilizers ( N P K )

Started by Kimisti | Last post by Kimisti March 07, 2020, 10:31:20 AM

2 Replies
349 Views
Last post March 07, 2020, 10:31:20 AM
by Kimisti
What is an instrument blank?

Started by heyman | Last post by Corribus March 09, 2020, 09:30:16 AM

4 Replies
419 Views
Last post March 09, 2020, 09:30:16 AM
by Corribus
Molarity to Percentage of Ferroin

Started by SENsationals02 | Last post by Borek March 09, 2020, 12:33:59 PM

2 Replies
368 Views
Last post March 09, 2020, 12:33:59 PM
by Borek
Chemical composition of NMC cathode in Li-ion battery

Started by vedsoni1996 | Last post by Enthalpy March 13, 2020, 05:18:25 AM

2 Replies
315 Views
Last post March 13, 2020, 05:18:25 AM
by Enthalpy
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