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