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