A) yes B) no
A) helium B) nitrogen C) argon
A) solute B) suspension C) solvent
A) solvent B) solute C) suspension
A) water B) salt C) oil D) alcohol
A) 21 % oxygen B) 78 % nitrogen C) 0.04 % carbon dioxide D) 100 % radon
A) baking soda, sugar, fructose B) oxygen, carbon dioxide, water vapor C) mud, salt, coffee
A) polarization B) dissociation C) ionization D) dispersion
A) nonpolar; ionized B) ionic ; polar C) covalent ; ionic
A) dissociation B) polarization C) dispersion
A) ionic B) valence C) nonpolar D) polar
A) dispersion B) ionization C) dissociation
A) dispersion B) ionization C) polarization
A) OH- B) NH4+ C) H3O+
A) electrolyte B) nonelectrolyte
A) neutral B) base C) acid
A) increases B) decreases C) remains the same
A) decreases B) remains the same C) increases
A) gasoline B) hydraulic fluid C) antifreeze D) transmission fluid
A) decreases B) increases C) remains the same
A) exothermic B) heterogeneous C) homogeneous D) endothermic
A) homogeneous B) exothermic C) endothermic D) heterogeneous
A) the freezing point changes B) it absorbs heat when the solute dissolves C) the boiling point changes D) it releases cold when the solute dissolves
A) the color of the solute and solvent B) the temperature of the solvent C) the surface area of the solute D) stirring the solutions
A) cool off the solution B) stir the solution C) heat up the solution D) add more sugar to the solution
A) polar;covalent B) covalent;nonpolar C) ionic; ionic D) nonpolar; polar
A) the heat increases the solubility of gases B) greenhouse gases are produced C) hydrogen escapes the water D) dissolved gasses come out of solution
A) the pressure is suddenly reduced B) the sugar in the soda makes the bubbles C) the water in the soda has a high freezing point D) the temperature decreases
A) boric acid B) sulfuric acid C) carbonic acid D) lactic acid
A) phosphoric acid B) hydrochloric acid C) bubonic acid D) nitric acid
A) bitter B) sweet C) sour
A) it turns blue B) it turns yellow C) it turns black D) it turns red
A) OH- B) CO32- C) H3O+ D) CH4
A) sour B) bitter C) sweet
A) powdery B) sticky C) slippery
A) it turns white B) it turn pink C) it turns blue D) it turns red
A) ethylene glycol B) ammonium nitrate C) phenolphthalein D) sodium acetate
A) oxidation B) neutralization C) combustion D) base reduction
A) salt and water B) rust and salt C) gas and water D) sugar and water |