Which of the following shows a balanced nuclear reaction? 221Fr — 4 He +225 A1
85
O 237 Np → He +233 Am
О 214Pb →ge +21471
81
O 14C →ge+14 N

Ireally don’t know this

Answer ozone (o3) is made of three atoms of oxygen, it is a molecule;

Answer    "a salt" would be the best answerexplanationsalts can be defined as ionic compounds that are neither acids nor bases. nacl is an example of a salt, and its ionic.an enzyme is an organic compound which is covalently bonded, not ionically bonded.acids are generally held together by covalent bondsan element does not need any bonds to exist