nemonemo1107 nemonemo1107 28-02-2024 Chemistry contestada The atomic weight of boron is 10.81. If it has two isotopes, P and B, then what is the ratio of isotopes in nature? a) P:B = 1:4 b) P:B = 3:1 c) P:B = 1:3 d) P:B = 4:1