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