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