Which compounds are classified as electrolytes?
(1) KNO3 and H2SO4
(2) KNO3 and CH3OH
(3) CH3OCH3 and H2SO4
(4) CH3OCH3 and CH3OH
(1) KNO3 and H2SO4
(2) KNO3 and CH3OH
(3) CH3OCH3 and H2SO4
(4) CH3OCH3 and CH3OH