What is the relationship between Moksha and immortality?

What are the fundamental principles of the Hindu belief system? What are the two opposing strands of performing one’s duty and seeking liberation in Hindu cosmology? What is the significance of each in Hinduism? What is the relationship between Moksha and immortality? What is Hindu belief concerning karma after death? Answer your questions keeping in mind the key terms: Dharma, Karma, Samsara, and Moksha.