Which element is in the noble gas family? A. Iodine (I)
B. Nitrogen (N)
C. Radon (Rn)
D...
Chemistry, 24.11.2020 03:10 janelisse199820
Which element is in the noble gas family? A. Iodine (I)
B. Nitrogen (N)
C. Radon (Rn)
D. Oxygen (O)
Answers: 3
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All cells are made of four types of acids, lipids, proteins, and carbohydrates.
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Insoluble sulfide compounds are generally black in color. which of the following combinations could yield a black precipitate? check all that apply. na2s(aq)+kcl(aq) li2s(aq)+pb(no3)2(aq) pb(clo3)2(aq)+nano3(aq) agno3(aq)+kcl(aq) k2s(aq)+sn(no3)4(aq)
Answers: 1
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Ascientist conducted an experiment and discovered that certain plants grow faster when given a particular amount of fertilizer. anouther scientist conducted the same experiment and got similar results. which concept does this best illustrate? a) repetition b) replication c) precision d) validity
Answers: 2
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