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