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