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