We've just ordered this bundle, which works out at £123 each. More expensive, but we've got a loas already and rarely have problems with them. Depends just how "tight" money is...
B8R06058 - Bench Power Unit - Pack of 5 | Philip Harris
I was asked to do this a few years ago. I got a conical flask with side arm and attached some rubber tubing (like you would when making gas to fill boiling tubes etc.) I put some calcium carbonate (or whatever carbonate you've got) and added dilute hydrochloric acid. I then put this in to a...
I presume they just mean water that has had CO2 pumped in to it to lower the pH? Just make some CO2 (carbonate powder and acid) and put a delivery tube in to a beaker of water. Don't think it'll last long though, so do it fresh.
Last day here (except the five days I do over summer)
Been such an odd year in so many ways, I feel emotionally exhausted and very much looking for some rest and recharge.
Thanks to everyone on this forum (this group in particular).
Have a great end of term and a lovely summer holiday!
We do and it's good. Easy to find practicals. Everything in one place. Some of the technician notes are a bit vague, but that's more of an AQA problem rather than a Kerboodle one. I think you'll all get on well with it.