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