Search found 47 matches
- 19 Dec 2022, 10:16
- Forum: Miscellaneous
- Topic: Xmas
- Replies: 0
- Views: 10606
Xmas
Hi Veryone we comining to a end, Merry Xmas and a very happy New Year to all,and have a great break
- 02 Dec 2021, 10:16
- Forum: Recipes and Pracs
- Topic: iron lll nitrate nonahydrate
- Replies: 6
- Views: 5209
Re: iron lll nitrate nonahydrate
thanks for your help one of the chemistry teacher told me both concentrations should be colourless
maybe i just add more nitric acid and see what happens
maybe i just add more nitric acid and see what happens
- 01 Dec 2021, 09:58
- Forum: Recipes and Pracs
- Topic: iron lll nitrate nonahydrate
- Replies: 6
- Views: 5209
Re: iron lll nitrate nonahydrate
thank you , for your reply
How do you do your 0.002mol ?
i do mine in 100ml at the time , wondering if there is a easy quicker way
How do you do your 0.002mol ?
i do mine in 100ml at the time , wondering if there is a easy quicker way
- 30 Nov 2021, 12:13
- Forum: Recipes and Pracs
- Topic: iron lll nitrate nonahydrate
- Replies: 6
- Views: 5209
iron lll nitrate nonahydrate
Hi every one i need help please
I need to make 0.2 Mol of Iron lll nitrate for a yr. 12 chemistry exp:
using colorimetry to determine equilibrium constant
has anyone done this concentration ,how much nitric acid we put in and what molar also do you now if it will be colourless ?
Thanks
I need to make 0.2 Mol of Iron lll nitrate for a yr. 12 chemistry exp:
using colorimetry to determine equilibrium constant
has anyone done this concentration ,how much nitric acid we put in and what molar also do you now if it will be colourless ?
Thanks
- 14 Aug 2019, 14:39
- Forum: Recipes and Pracs
- Topic: Open Day Ideas
- Replies: 87
- Views: 70073
Re: Open Day Ideas
Hi Merilyn, Could you email me a copy if possible our open night is tomorrow and I need new ideas.
thanks so much
celia.batista@det.nsw.edu.au
thanks again
Celia1
thanks so much
celia.batista@det.nsw.edu.au
thanks again
Celia1
- 07 Dec 2018, 10:25
- Forum: Chemistry and Labware - General
- Topic: Ph Meters
- Replies: 2
- Views: 4249
Ph Meters
Hi could anyone suggest or use in their school a good but not complicated Ph meter that's wireless and can be connect to iPhone that doesn't need calibration,
Thanks in advance ,Celia1
Thanks in advance ,Celia1
- 15 Oct 2018, 12:26
- Forum: Announcements
- Topic: Welcome back everyone to chemtalk
- Replies: 26
- Views: 24334
Re: Welcome back everyone to chemtalk
HURRAY ! Thanks WestLab
- 28 Apr 2016, 12:01
- Forum: Announcements
- Topic: Long Service Leave Position
- Replies: 0
- Views: 1703
Long Service Leave Position
Hi everyone i am looking for someone or someone knows of someone interested in doing a Long Service leave Position from the 27 of June to 26 of August 2016. At Fort Street High School ,Petersham Contact Head Teacher Brian Webb On 02)8585 1600 ext 618 It's a 5 day job and maybe possibility to work a ...
- 19 Jun 2013, 13:23
- Forum: Sourcing Materials & Eq Repairs
- Topic: Fixing slinkies?
- Replies: 11
- Views: 5107
Re: Fixing slinkies?
it can be fix. i have fix a few but you need two people .
i asked one of the teacher on a free period ,it work well.
i asked one of the teacher on a free period ,it work well.
- 16 Aug 2012, 11:41
- Forum: Announcements
- Topic: new power packs
- Replies: 8
- Views: 4191
Re: new power packs
thanks for your suggestions i also keep them in the boxs them came in ,but they wont last forever and teachers say they can;t be sure if students have return power pack . i was thinking maybe finding a plastic container thats clear to store them the problem is to find the rigth size.
Celia
Celia
- 10 Aug 2012, 11:28
- Forum: Announcements
- Topic: new power packs
- Replies: 8
- Views: 4191
new power packs
Hi every one we have new power packs with separated cords and i am looking for suggestions to store them in the lab and keep cord together so they dont disapear.
How do you store your power packs?
thanks in advance or all good ideas.
celia
How do you store your power packs?
thanks in advance or all good ideas.
celia
- 24 May 2012, 13:00
- Forum: Chemistry and Labware - General
- Topic: Stuffed Agar
- Replies: 6
- Views: 2838
Re: Stuffed Agar
hi ,
i use nutrient Agar add it when water about to boil ,let it boil for abit and let Agar cool down for 5 minuts before pouring to petri dish it works well.
also i only give 11 Agar plates per class 10 for student groups and 1 for T. control
Celia
i use nutrient Agar add it when water about to boil ,let it boil for abit and let Agar cool down for 5 minuts before pouring to petri dish it works well.
also i only give 11 Agar plates per class 10 for student groups and 1 for T. control
Celia
- 18 May 2012, 14:46
- Forum: Chemistry and Labware - General
- Topic: AUDit Time
- Replies: 5
- Views: 2384
Re: AUDit Time
i dont know,
thanks any way
Celia
thanks any way
Celia
- 17 May 2012, 13:31
- Forum: Chemistry and Labware - General
- Topic: AUDit Time
- Replies: 5
- Views: 2384
AUDit Time
hi all
my school will be audit in a few weeks.
Msds is updated, stock take from last year.
Any more information i should know ?
Thanks in advance for extra piece of info.
Celia1
my school will be audit in a few weeks.
Msds is updated, stock take from last year.
Any more information i should know ?
Thanks in advance for extra piece of info.
Celia1
- 19 May 2010, 15:02
- Forum: Chemistry and Labware - General
- Topic: STELR
- Replies: 21
- Views: 10255
Re: STELR
At Fort Street high a Couple of teacher went to STELR
We still have not received any thing
Celia
We still have not received any thing
Celia
- 03 May 2010, 08:44
- Forum: Miscellaneous
- Topic: LCD DATA PROJECTOR
- Replies: 2
- Views: 1831
LCD DATA PROJECTOR
HI everyone
I was wondering if anyone have LCD data projector over the white board and are required to stand on leader and clean the air filter.
i was asked to do it at least has to be done once a month.
Where does OHS feet into this.
Celia1
I was wondering if anyone have LCD data projector over the white board and are required to stand on leader and clean the air filter.
i was asked to do it at least has to be done once a month.
Where does OHS feet into this.
Celia1
- 25 Sep 2009, 14:49
- Forum: Miscellaneous
- Topic: Holidays - Yay!
- Replies: 31
- Views: 10004
Re: Holidays - Yay!
Well ; I am doing something exciting ,and having whole term 4 off
I am having a hip replacement in the hollidays
So have a great holiday every one
Celia1
I am having a hip replacement in the hollidays
So have a great holiday every one
Celia1
- 25 Aug 2009, 13:27
- Forum: Announcements
- Topic: For St Mary's Conference Organisers - Re: Chemwatch
- Replies: 11
- Views: 3475
Re: For St Mary's Conference Organisers - Re: Chemwatch
Thanks
Labbie
Celia1
Labbie
Celia1
- 25 Aug 2009, 12:59
- Forum: Announcements
- Topic: For St Mary's Conference Organisers - Re: Chemwatch
- Replies: 11
- Views: 3475
Re: For St Mary's Conference Organisers - Re: Chemwatch
Hi ,to all speaking off chem watch, i have just finished my chemical stock take and re -organising the chem stores into sections and class .I have notice that some chemicals that have no class in chemical safety in schools which is used by all teacher have a class in chem watch eg:lead nitrate,methy...
- 28 Oct 2008, 13:00
- Forum: Safety with Chemicals
- Topic: Non Dangerous Chemical storage
- Replies: 10
- Views: 3639
Re: Non Dangerous Chemical storage
Thanks for the feed back .
celia and also like the humorous participation
celia and also like the humorous participation