4x A chemical reaction for the reaction of Sodium Hydroxide (NaOH) and Hydrochloric Acid (HCl)is shown. The masses of some of the reactants and products are given in grams. NaOH+HClarrow NaCl+H_(2)O 16g 24912g ? How many grams of water were produced in the reaction? A 189 B 289 C 409 D 529

36. What is the difference between ionic and covalent bonds?(HINT: think electrons) 37. What is the difference between polar and nonpolar covalent bonds? 38. How can you determine if a covalent bond is polar or nonpolar?

Which tests were useful in determining whether or not a compound was ionic or covalent? (Select more than one!) Brittleness D Conductivity Water Solubility Melting Point

Determine if the elements in the following compounds are metals or non-metals Describe the type of bonding that occurs in the compound/ Determine si los elementos en los siguientes compuestos son metales o no metales. Describe el tipo de enlace que ocurre en el compuesto REMEMBER... Ionic Bond Covalent Bond between a Metal and Non-Metal between a Non-Metal and Non-Metal (M+NM) (NM+NM) Compound 1. CO2 Element 1 (metal or non-metal? square Element 2 (metal or non-metal? square Bond Type (Tipo de Enlace) square

19. Complete and balance the following equation, if a reaction occurs: Na_(2)CO_(3)(aq)+HCl(aq)arrow ? Write only the products for the answer. Balance the equation before you plug in the answer. Do not forget to write coefficients for the products. Typearesponse

How is a mixture of carbon and oxygen different from a compound of carbon dioxide? Give examples of a liquid dissolved in a liquid: Gas dissolved in a liquid Solid dissolved in a liquid Is permanent ink soluble in water?Explain.