Final answer:
The specific time Heli Swyter didn't see her husband after he left on duty during the Pearl Harbor attack is unknown without her direct memoir. This situation reflects the hardships many families experienced during wartime.
Step-by-step explanation:
Without information directly from Heli Swyter's remembrance of the Pearl Harbor attack, it is impossible to definitively answer the student's question regarding exactly how long she didn't see her husband after he left on duty. The Pearl Harbor attack was a significant historical event, where many military personnel were called to duty and away from their families for extended periods. It was not unusual during these times for wives to go weeks, months, or even years without seeing their soldier husbands. To gain specifics, the student should reference the original source material from Heli Swyter's remembrance.
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