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