CREATE TABLE table_name_19 (specific_impulse__s_ VARCHAR, scenario VARCHAR)

What is the specific impulse for the engine with a scenario of sr-71 at mach 3.2 (wet)?
SELECT specific_impulse__s_ FROM table_name_19 WHERE scenario = "sr-71 at mach 3.2 (wet)"
SELECT "specific_impulse__s_" FROM "table_name_19" WHERE "scenario" = "sr-71 at mach 3.2 (wet)"