Answer:
There are 0.301 moles of N2 gas in 6.75 liters of N2 gas.
Explanation:
Given,
Volume of N2 gas = 6.75 L
We know,
At STP,
Number of moles = 
[Here 22.4 liter is the molar volume of any gas at STP]
= 
= 
∴There are 0.301 moles of N2 gas in 6.75 liters of N2 gas.
67.0 Should be th3 answer
I think its, A because its below the lithosphere and the lithosphere it between the crust and mantel. no liquids there.
Answer:
The intermolecular forces between water molecules are stronger than those between oxygen molecules. In general, the bigger the molecule, the stronger the intermolecular forces, so the higher the melting and boiling points.
alignment of the Earth with the Moon and Sun
This is the answer.
<em>Tides </em><em>are </em><em>formed </em><em>by </em><em>gravitational</em><em> force</em><em> of</em><em> </em><em>Sun </em><em>and </em><em>Moon.</em><em> </em>
