What did egyptians believe determined whether or not someone had an
afterlife?

.A passed test of the soul

Explanation:

the ancient Egyptians believed that after a person died, his/her souls will be brought over for a test. The soul must pass through the  12 chambers of hell and must overcome the challenge there. They need to face various type of demons, monsters, obstacles courses like lake of fire, etc.

If they managed to past the test, their souls will be brought over to the Gods, who will weigh their souls and determine their fate in the afterlife.

jupiter is mainly composed of hydrogen and helium just like a star. spectral analysis of jupiter has revealed that in addition to hydrogen and helium, the planet is made of water, methane and ammonia. those elements are in trace amounts. the core of the planet is thought to contain some rock and metallic hydrogen. i hope this will give you the answer to your question! : d