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