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