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