Answer:
Manganese(II) sulfide
Explanation:
is a chemical compound of manganese and sulfur. It occurs in nature as the mineral alabandite (isometric), rambergite (hexagonal), and recently found browneite (isometric, with sphalerite-type structure, extremely rare, known only from a meteorite).
90 miles per hour. just divide 540 by 6
Answer:the third one/ regulates the transfer of material into and out of the cell.
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Answer:
B&C
Explanation:
Atoms combine in whole number ratios to form compounds.
and
Atoms cannot be created or destroyed during a chemical reaction.