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