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