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