CREATE TABLE table_59216 ("Physical property" CLOB, "Helium" CLOB, "Neon" CLOB, "Argon" CLOB, "Krypton" CLOB, "Xenon" CLOB)

Which Xenon has a Helium of 5.1?
SELECT "Xenon" FROM table_59216 WHERE "Helium" = '5.1'
SELECT "Xenon" FROM "table_59216" WHERE "Helium" = '5.1'