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