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