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