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