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