Neutralise HCl with NaOH and separate the soluble salt by evaporation. Uses activated charcoal to remove indicator. IB and IGCSE chemistry practical.
Tag: volume
Finding Absolute Zero: Charles’s Law Extrapolation Practical
Determine the value of absolute zero (zero Kelvin) by extrapolating Charles's Law. IB and A-level physics practical with temperature-volume data and graphing.

