Question

why is it not advisable to heat a mixture of ammonium chloride and wax and how can you separate them

Answer 1

The mixture must notbe heated so that the reaction can be released:
1 - ammonia
2 - hydrogenchloride
3 - Chlorine
4 - chloroalkanes
All of these substances are very toxic andstrong lokrimators. Sings life threatening.
Divide wax and ammonium chloride can be dissolved in water.
Ammonium chloride dissolved and no wax.