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