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