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