At which electrode does oxidation occur in a
voltaic cell and in an electrolytic cell?
(1) the anode in a voltaic cell and the cathode in
an electrolytic cell
(2) the cathode in a voltaic cell and the anode in
an electrolytic cell
(3) the anode in both a voltaic cell and an
electrolytic cell
(4) the cathode in both a voltaic cell and an
electrolytic cell

Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?

Will mark brainliest26. which of these statements are true? (3 points)a. gases are compressibleb. gases fill their containers completelyc. the pressure of a gas is independent of the temperatured. gases have masse. gases exert pressuref. the pressure of a gas is dependent on the volumeg. gas pressure results from the collisions between gas particlesh. gases have a definite volume and shape

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.