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