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