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2 years ago

15

Please help me answer this question

1 answer:

NemiM [27]2 years ago

7 0

Answer:

d=m/v d=0.94

Explanation:

^^^^^^&&&&^^^^

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3 years ago

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steposvetlana [31]

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The right answer is "105.17 ppb".

Explanation:

According to the question,

The amount of $Pb^{2+}$ in ppb will be:

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= $105.17 \ ppb$

Thus, the amount of $Pb^{2+}$ is above action limit.

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2 years ago