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