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