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