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