Answer:
D i am prety shure
Explanation:
B. Beta
Neutron -> proton = responsible by Beta particles.
3 NH4OH (l) + H3PO4 (aq) → (NH4)3PO4 (aq) + 3 H2O (l)
This is an acid-base reaction (neutralization): NH4OH is a base, H3PO4 is an acid