One component of the universe consists of a large amount of gas and dust that can reflect light, absorb light or emit light. When gravity pulls some of
the gas and dust together, they form a protostar. What is this component of the universe?
O nebula
O galaxy
O supergiant star
O planet
Answers: 3
Chemistry, 22.06.2019 11:50, bellojamilet410
What substance has a mass of 9.5g and volume of 2.1cm^3
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Chemistry, 22.06.2019 14:00, leahstubbs
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
Answers: 3
Chemistry, 22.06.2019 19:50, VoidedAngel
When the mercury level in a barometer decreases that atmospheric pressure has
Answers: 3
One component of the universe consists of a large amount of gas and dust that can reflect light, abs...
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