PLS HELP ASAP

7.02
2C(s) + 2H2(g) → C2H4(g): ΔH = +52.4 kJ/mol

Which statement about this reaction is correct? (3 points)
52.4 kJ of energy are released for every mole of carbon reacted.
52.4 kJ of energy are absorbed for every mole of carbon reacted.
26.2 kJ of energy are released for every mole of carbon reacted.
26.2 kJ of energy are absorbed for every mole of carbon reacted.

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.