3 years ago

Which is the best way to turn helium gas into liquid helium?

Chemistry

1 answer:

erma4kov [3.2K]3 years ago

7 0

To create the liquid and superfluid states you cool down helium gas to a few degrees above absolute zero

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Vanyuwa [196]

For all question, all you need to use is the mole-mole ratio.

a) 25 moles C2H6O (3 moles O2/ 1 mol C2H6O)= 75 moles O2

b) 30 moles O2 (1 moles C2H6O/ 3 moles O2)= 10 moles C2H6O

c) 23 moles CO2 (3 moles O2/ 2 moles CO2) = 34.5 moles O2

d) 41 moles H2O ( 1 moles C2H6O/ 3 moles H2O= 13.7 moles C2H6O

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3 years ago

What Is the name of the force that holds together the sub Tomic particles of the nuclear?

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the nucleus of an atom is held together by the strong force, while the electrons are held in the atom by the electric force.

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3 years ago

Calcule la normalidad de una solución

tensa zangetsu [6.8K]

Answer:

si por favor

Explanation: