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