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12-03-2021
Mathematics

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The density of hydrogen is approximately 9 × 10-5 , while the density of helium is approximately 2 × 10-4 .

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Pleasehelp199 Pleasehelp199

12-03-2021

Answer:

Two times the density of hydrogen = 18 x 10^-5

Step-by-step explanation: Two times the density of hydrogen = 18 x 10^-5 is ALMOST 20 x 10^-5 or 2 x 10^-4

SO the first statement is correct.

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