Iron-55 (55Fe) is a radioactive isotope of iron with a nucleus containing 26 protons and 29 neutrons.
What age group typically uses inhalants? I hope that’s a good one
The answer would have to be d because heat rises
You can demonstrate evaporation by wetting a sponge and letting it sit out
Heating & Cooling: The mixture is heated to get a saturated solution and it crystallises on cooling. Now since, potassium nitrate is more soluble it gets filtered out from the hot saturated solution and recrystallised in hot water and then dried. This separates the two mixtures into crystals.
