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