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