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