Post test energy and changes in matter: what do nuclear reactions change in the atom? (Select all that apply) 1. Covalent bonds
2. Ionic bonds
3.electrons
4.neutrons
5.protons

the answer is b & c i believe : )

answer: e.   sour taste

explanation: acids are those substances which dissociates in water to give ions. as they dissociate to give ions, they act as electrolytes and thus are electrically conductive. acids are sour in taste. example: hcl

bases are those substances which dissociates in water to give ions or accepts ions. as they dissociate to give ions, they act as electrolytes and thus are electrically conductive. bases are bitter in taste. bases are slippery in nature.

i wish i could but this one is weird give me abc and i can solve it.