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