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Chemistry, 22.06.2019 03:30
Adrop of acetone (nail polish remover) has a mass of 35 mg and a density of 0.788 g/cm3. what is its volume in cubic centimeters?
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Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.
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Why is permeable soil best for plants that need a lot of drainage?
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Chemistry, 22.06.2019 09:00
This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.
Answers: 2
Given the following phylogenetic tree, which invertebrate is the most closely
related to sponges?
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