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