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