Most of the deuterium formed right after the Big Bang
A) broke down into electrons and neutrons.
B) was found in the globular clusters.
C) turned into dark matter.
D) is still around today.
E) quickly burned into helium nuclei.
E
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Europa is covered with an ocean of ________
Fill in the blank(s) with correct word
A 50-gram sample of dry ice (solid CO2) is placed in a 4-liter container. The system is sealed and allowed to reach room temperature (20°C). By approximately how much does the pressure inside the container increase when the dry ice turns to gas? (Ignore the initial volume of the sample.)
A black hole has
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