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