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