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