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