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