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