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