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