Think it would be distillation
Option 3 using forest land to build homes
what?? please reword this
Answer:
If the question is which can make a buffer, then NH3, NH4Cl should be correct. Because Ammonium (NH4) is conjugate acid of NH3 so they can form an equilibrium which is basically a buffer whose purpose is to resist pH change.
Explanation:
1. alpha particle
alpha particles are positively charged helium nuclei with weak penetrating power