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