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Oxidation numbers problems(Grade 12)

Started by 777888 | Last post by AWK July 11, 2011, 06:56:02 AM

14 Replies
32322 Views
Last post July 11, 2011, 06:56:02 AM
by AWK
pH/Ka

Started by rebeccak | Last post by jdurg May 24, 2004, 07:51:32 PM

3 Replies
32730 Views
Last post May 24, 2004, 07:51:32 PM
by jdurg
Atomic Radii of Nitrogen, Oxygen and Fluorine

Started by xstrae | Last post by Will August 03, 2006, 09:51:53 PM

8 Replies
32995 Views
Last post August 03, 2006, 09:51:53 PM
by Will
What is the formal charge of Carbon in H3C?

Started by Immortal | Last post by lemonoman February 08, 2006, 09:10:03 PM

7 Replies
33215 Views
Last post February 08, 2006, 09:10:03 PM
by lemonoman
Calculating work for an expanding gas

Started by Hapster | Last post by adwina February 12, 2014, 02:15:53 PM

4 Replies
33225 Views
Last post February 12, 2014, 02:15:53 PM
by adwina
What is the pH of NaOH in H2O ?

Started by orange gold « 1 2 » | Last post by aeacfm March 03, 2011, 10:26:17 AM

20 Replies
33227 Views
Last post March 03, 2011, 10:26:17 AM
by aeacfm
Stability of Copper Ions

Started by Revned | Last post by Mitch May 04, 2005, 02:10:55 AM

6 Replies
33370 Views
Last post May 04, 2005, 02:10:55 AM
by Mitch
What is the molar solubility of PbI2 in a 0.10 M NaI solution?

Started by Coruscantian No.66 | Last post by AWK November 16, 2007, 01:28:22 AM

6 Replies
33450 Views
Last post November 16, 2007, 01:28:22 AM
by AWK
Factors Affecting Covalent Bond Strength ?

Started by Ranadeep | Last post by renge ishyo November 02, 2009, 01:00:50 PM

6 Replies
33526 Views
Last post November 02, 2009, 01:00:50 PM
by renge ishyo
What does (aq) mean?

Started by DarkLightA | Last post by DarkLightA November 20, 2009, 11:46:00 AM

3 Replies
33923 Views
Last post November 20, 2009, 11:46:00 AM
by DarkLightA
NH4Br ionic compound?

Started by Jules18 | Last post by Fridushka September 16, 2009, 02:59:33 AM

6 Replies
34007 Views
Last post September 16, 2009, 02:59:33 AM
by Fridushka
A question about thermochemistry (calculation)

Started by Plato@space | Last post by Plato@space May 12, 2008, 12:58:33 AM

4 Replies
34402 Views
Last post May 12, 2008, 12:58:33 AM
by Plato@space
Calculate the percentage purity....

Started by devvaibhav | Last post by Borek June 11, 2011, 10:43:51 AM

1 Replies
34417 Views
Last post June 11, 2011, 10:43:51 AM
by Borek
is potassium carbonate a weak base or strong base?

Started by fooballer | Last post by Kyle1990 March 31, 2008, 12:30:31 AM

2 Replies
34512 Views
Last post March 31, 2008, 12:30:31 AM
by Kyle1990
13 Replies
34516 Views
Last post October 23, 2006, 05:10:47 AM
by chiralic
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