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