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