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