Calcium carbonate and sodium chloride react to produce sodium carbonate and calcium chloride according to the following BALANCED equation. How many moles of calcium chloride will be produced if 13.0 g of calcium carbonate are reacted? CaCO3 + 2 NaCl Na2CO3 + CaCl

Which of the following is not a characteristic of a hydrogen bond? 1. it is responsible for the unusual physical properties of water. 2. it is weaker than a covalent bond. 3. it is stronger than other dipole-dipole interactions. 4. it can occur when hydrogen is covalently bound to very electronegative elements liks f, cl, br and i.