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