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