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