Chemistry, 11.01.2021 05:20 E1nst31n44
Question 2 (5 points)
Evidence gathered by studying the composition and movement of distant
galaxies indicates that the universe expanded rapidly from a single small
point. The universe has continued to expand for over 13 billion years.
Which statement is in agreement with the current understanding of the
expanding universe?
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All matter and energy were contained inside the small point.
Matter and energy came from dark areas of the universe and were attracted to the small point.
Matter and energy fell into the small point the same way a black hole attracts matter and energy.
Matter was condensed into a single point until energy was attracted to the matter from dark areas of the universe.
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Answers: 3
Chemistry, 22.06.2019 20:30, sydneip6174
We are hoping to create 5.72 grams of glucose. the plant was given 4.75 liters of co2 and 2.81 g of h20. which reactant was the limiting reagent? how much excess mass did we have of the other reactant?
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Which of the following substances is the most soluble in water? a. sodium chloride b. methane c. bromine d. carbon
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Calculate the ph of a .10m nh4cl solution. the kb value for nh3 is 1.8×10^-5
Answers: 1
Question 2 (5 points)
Evidence gathered by studying the composition and movement of distant
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