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