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Darina [25.2K]
3 years ago
10

Which is an element?

Chemistry
2 answers:
olga55 [171]3 years ago
4 0
A. Carbon dioxide molecule
Black_prince [1.1K]3 years ago
3 0

Answer:

B

Explanation:

An element is something on the periodic table <em>by itself</em>.

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\dashrightarrow \: { \tt{(56 \times 3) + (16 \times 4)}} \\  = { \tt{168 + 64}} \\  = { \tt{232\:g}}

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\dashrightarrow \:{ \rm{232 \: g \:  = 1 \: mole}} \\ \\   \dashrightarrow \: { \rm{55.85 \: g = ( \frac{55.85}{232}) \: moles }} \\  \\ \dashrightarrow \:  { \boxed{ \tt{ = 0.24 \: moles}}}

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