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