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