Molarity/Molality Quiz

Molarity/Molality Quiz

<p> Name______</p><p>Acids and Bases Test Review</p><p>1) Acids taste _____; Bases taste _____. Acids turn litmus paper ____; Bases turn litmus paper ____.</p><p>2) Acids and bases react with each other to form ______+ ______. </p><p>3) Acids react with ______; Bases react with ______, creating a slippery, soapy feel. </p><p>4) Both acids and bases are ______because they dissociate and thus conduct electricity in sol’n.</p><p>5) Hydronium formula: ______; Hydroxide formula: ______</p><p>6) Arrhenius Acid: ______; Arrhenius Base: ______</p><p>7) Strong acids ______, whereas, weak acids ______</p><p>8) Strong bases ______, whereas, weak bases ______9) Bronsted-lowry acid: ______; Bronsted-lowry base: ______</p><p>10) Conjugate </p><p> acid:______</p><p>11) Conjugate base: ______</p><p>12) Write dissociation: H SO :____+_____; HI:___+___; KOH:___+_____; Ca(OH) :_____+______2 4 2</p><p>+ - 13) HBr + H O ↔ H O + Br : acid ______; base _____; conjugate acid ______; conjugate base _____ 2 3</p><p>+ - 14) NH + H O ↔ NH + OH : acid______; base______; conjugate acid______; conjugate base _____ 3 2 4</p><p>15) Amphoteric species: ______.</p><p>16) Self-ionization of water: K ,______w</p><p>17) pH: ______</p><p>18) The pH of a neutral solution is ___; the pH of an acid is ____; the pH of a base is ____. 19) Indicator: ______</p><p>20) Neutralization reaction: ______</p><p>21) Titration: ______</p><p>22) At the equivalence point of a titration, the [hydronium ion] ______the [hydroxide ion]. </p><p>23) End point: ______</p><p>24) Buffers: ______</p><p>+ - 25) Calculate [H O ], [OH ], pH, + pOH of 0.58M hydrofluoric acid sol’n, HF, used to etch glass. 3</p><p>-14 0.58,1.7x10 ,0.24,13.76 </p><p>+ [H O ]=______3</p><p>- [OH ]=______</p><p> pH=______pOH______</p><p>+ - -15 26) Calculate [H O ], [OH ], pH+ pOH of a 1.00 M Mg(OH) . 5.00x10 ,2.00,14.3,-0.3 3 2</p><p>+ [H O ]______3</p><p>- [OH ]______</p><p> pH______</p><p> pOH______</p><p>-11 -4 27) What is the hydronium and hydroxide ion concentrations in a sol’n of 10.1 pH?7.94x10 ,1.26x10</p><p>+ [H O ]______3</p><p>- [OH ]______</p><p>+ - -5 -9 28) Calculate pH, [H O ], + [OH ] in an aqueous solution of pOH 9.0. 5.0,1.0x10 ,1.0x10 3</p><p> pH______+ [H O ]______3</p><p>- [OH ]______</p><p>29) What is the molarity of a hydrochloric acid, HCl, solution, if 50.0 mL is neutralized in a titration by </p><p>40.0 mL of 0.400 M ammonia, NH ? 0.320 3</p><p>______</p><p>30) 20.0mL of 1.00M HCN is required to neutralize 15.2mL of a NaOH sol’n. What is the concentration of </p><p>NaOH? 1.32______</p>

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