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