A picture. hope this helps at least a little.
I dont know really know i just want to complete this stupid thing
Answer:
Gases act more ideal at lower pressure <u>beacuse</u><u> </u><u>t</u><u>he</u><u> </u><u>attractive</u><u> </u><u>forces</u><u> </u><u>between</u><u> </u><u>molecules</u><u> </u><u>will</u><u> </u><u>decrease</u><u> </u><u>or</u><u> </u><u>become</u><u> </u><u>less</u><u> </u><u>significant</u><u> </u><u>compared</u><u> </u><u>to</u><u> </u><u>the</u><u> </u><u>empty</u><u> </u><u>space</u><u> </u><u>between</u><u> </u><u>them</u><u>.</u>
Explanation:
Generally, a gas behaves more like an ideal gas at higher temperature and lower pressure as the potential energy due to intermolecular forces becomes less significant compared with the particles "kinetic energy" and the size of the molecules become less significant compared to the empty space between them.
Attractive forces between molecules, decrease the pressure of a reak gas, slowing the molecules and reducing collisions with the walls.The higher the value of a gas, the greater the attraction between molecules and the more easily the gas will compress.
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answered by: <em><u>J</u></em><em><u>o</u></em><em><u>h</u></em><em><u>n</u></em><em><u> </u></em><em><u>Glenly</u></em><em><u> </u></em><em><u>Pillazo</u></em><em><u> </u></em><em><u>M</u></em><em><u>a</u></em><em><u>h</u></em><em><u>u</u></em><em><u>s</u></em><em><u>a</u></em><em><u>y</u></em>
Answer:- The average atomic mass or the atomic mass of the element is 69.7230 amu.
Solution:- The atomic mass or also known as average atomic mass of an element is calculated from it's isotopes by using the formula:
average atomic mass = mass of First isotope(abundance) + mass of second isotope(abundance)
From given data, the mass of first isotope is 68.9255 amu and mass of second isotope is 70.9247 amu. percent abundance for the first isotope is 60.11%. The sum of percent abundance of all the isotopes of an element is always 100. So, the percent abundance of second isotope = 100 - 60.11 = 39.89%
We convert the percent abundances to the decimals and then plug in the values in the formula to calculate the average atomic mass.
First isotope abundance = 0.6011
second isotope abundance = 0.3989
average atomic mass = 68.9255(0.6011) + 70.9247(0.3989)
average atomic mass = 41.4311 + 28.2919
average atomic mass = 69.7230 amu
So, the average atomic mass or the atomic mass of the element is 69.7230 amu.