16. Identify each of the following reactions as a synthesis, decomposition, or exchange reaction:
2Hg + O2 + 2HgO
Fe2+ + CuSO4 → FeSO4 + Cu2+
HCl + NaOH → NaCl + H2O
HNO3 → H+ + NO3-

a symbiotic relationship with the mitochondria

ionic bonds are two oppositely charged ions that attract. a sodium ion has a 1 positive charge; a chloride ion has a 1 negative charge. sodium and chloride have oppostive charged ions that attract which forms an ionic bond. a chemical bond formed when two atoms share electrons is called

label a.   prophase

label b. metaphase

label c: anaphase

label d: telophase