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