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