Australia's Science Forum

Thanks for clearing that up Judy.
Tracey

Me too please. I didn't know the sulfuric acid/sugar exp. was banned. Lots of teachers still do that exp.
My Fax is 98996527
Thanks Tracey

Could anyone please tell me if it is better to microwave bulls eyes before dissection and if so for how long?
OR if you have any other tips for a successful dissection they would be much appreciated.
Thanks Tracey

We have 1,180 students and 6 labs here. I'm the only lab tech, I work a 6.25hr day, 5 days a week with all school hols off.
Tracey

We have both science tracks 7-10 and core science 1-4
Tracey

Hi Rosalie,
I have a copy of the brochure that Q Stores was handing out at the St Mary's conference. If you think this will help let me know your Fax number and I'll send you a copy.
Tracey

Thanks Lorrae I've just retrieved it from my pigeon-hole, looks great.
Have a great Christmas and New Year.
Tracey

Hi Lorrae,
Sorry but would it be possible for you to fax a copy of the Glow worm torch exp. to me also?
Fax: 9808 2642 Att: Tracey King
Thanks so much, Tracey

Hi Robyn,
I would also like a copy.
Fax:02 98082642
Thanks Tracey

I put a mini MSDS out with any dangerous or hazardous chemicals but have been told by the departments "Curriculum Adviser- Science" that RA's are only needed if you are working outside the CSIS guidelines.
Tracey

We use tonic water here too. It's easy, cheap and seems to work well.
Tracey

Hi Judy,
I don't work any holidays. I would like to come in for a couple of days just to sort things that I don't get to do during term but only if I could have days in lieu.... Maybe next holidays!!!
Tracey

Hi Iada,
Yes I did get your fax. I had a quick look and it sounds good. Sorry I haven't replied earlier but time has been getting away from me.The Chem teacher is very interested, thanks for sharing it. Isn't this forum great.
Thanks again Tracey

Hi Lada,
I would love a copy of your prac. The sintered glass one never quite works the way it should for us, yours sounds much easier. My fax number is (02)9808 2642.
Thanks Tracey

Hi,
Could anyone help me with instructions on how to make Eriochrome Black T which is used as an indicator in water hardness determinations. The experiment asks for 2 or 3 drops and the only info I can find is add 0.5g indicator to 100g NaCl powder and use 0.2g.
Thanks Tracey

One of our teachers does that "trick". He just uses a squirt or two of morning fresh(apparently the best for bubbles). He uses a glass pasteur pipette on the end of a rubber tube attached to the gas tap to bubble the gas through the water and lights the bubble with a taper. He also uses th...

HI Peter,
We use National Weighing + Instruments Pty Ltd for repairs.
Ph (02) 9896 0266
Fax 1300 302 320
Unit 1 88 Magowar Rd
Girraween. N.S.W. 2145
Hope this helps.
Tracey

Hi Michelle
They are extracting the metal by 1st seperating the copper sulfate and then the copper, recording mass at each stage.
Tracey

Could anyone out there help me with a recipie for artificial ore using sand, copper sulfate, marble chips all in plaster. I had a go at making it up last year but was told that it didn't work very well. Maybe guessing amounts dosen't work after all.
Thanks Tracey

Hi Sue, You can get the lids from Sarrata. 25ml or 50ml pkt of 10 $2.
Page 24 in the General lab-Glassware section of the 2006 catalogue
Tracey