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