Scientists study the dark lines in a star's spectrum to identify .
the star's name
the age of...
Chemistry, 08.01.2021 21:50 jacobrobles755
Scientists study the dark lines in a star's spectrum to identify .
the star's name
the age of the star
the star's origin
elements in the star
Answers: 1
Chemistry, 22.06.2019 13:30
Which statements are true concerning mineral formation? check all that apply. the slower the cooling, the larger the crystals. the faster the cooling, the smaller the crystals. crystals formed from magma are smaller than crystals formed from lava. minerals can only form in solutions when the solution is heated deep underground. when a solution cools, elements and compounds leave the solution and crystallize as minerals. minerals formed from hot water solutions can form narrow channels in the surrounding rock.
Answers: 1
Chemistry, 23.06.2019 00:00
#7 how does the structure of amino acids allow them to form a polypeptide? each amino acid has an amino group and a carboxyl group. each amino acid has a hydrogen atom and a carboxyl group. each amino acid has a carboxyl group and an r group. each amino acid has an r group and a hydrogen atom.
Answers: 1
Chemistry, 23.06.2019 00:30
What is calcium oxide+diphosphorus pentoxide--> calcium phosphate balanced
Answers: 1
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What volume does 1.70 ร10โ3 mol of chlorine gas occupy if its temperature is 20.2 ยฐc and its pressure is 795 mm hg?
Answers: 3
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