B) NH3 C) N3H D) N3H3 None of the E) above Explanation: The elements involved at 2 nonmetals that will form covalent bonds. NH3 33) Ca3(PO4)2 + H2SO4 CaSO4 + H3PO4 → Balance this reaction if necessary. A) balanced 1, 3, B) 3, 2 1, 2, C) 3, 3 3, 2, D) 1, 3 None of the E) above Explanation: 1, 3, 3, 2 Ca3(PO4)2 + 3H2SO4 3CaSO4 + 2H3PO4 → 34) H2SO4 + NaOH Na2SO4 + H2O → Balance this reaction if necessary. A) balanced 1, 2, B) 1, 2 1, 2, C) 1, 4 1, 2, D) 2, 2
B) NH3 C) N3H D) N3H3 E) None of the above Explanation: The elements involved at 2 nonmetals that will form covalent bonds. NH3 33) Ca3(PO4)2 + H2SO4 → CaSO4 + H3PO4 Balance this reaction if necessary. A) balanced B) 1, 3, 3, 2 C) 1, 2, 3, 3 D) 3, 2, 1, 3 E) None of the above Explanation: 1, 3, 3, 2 Ca3(PO4)2 + 3H2SO4 → 3CaSO4 + 2H3PO4 34) H2SO4 + NaOH → Na2SO4 + H2O Balance this reaction if necessary. A) balanced B) 1, 2, 1, 2 C) 1, 2, 1, 4 D) 1, 2, 2, 2
Standards%201%202%203%20answer%20key.docx