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