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