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