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