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