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