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