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