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