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