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