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