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