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