6cb4bd93ce
4 spaces per indentation level, no tabs, no trailing whitespace, and a single newline at end of each file.
24 lines
584 B
Python
Executable file
24 lines
584 B
Python
Executable file
"""
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Atomic elements.
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"""
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def elementMoles(s, element):
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"""Number of moles of an element in one mole of a solution.
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s -- an object representing a solution.
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element -- the symbol for an element in 's'.
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"""
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# see if 'element' corresponds to a symbol for one of the elements
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# in s. If it does not, return zero moles.
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try:
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m = s.elementIndex(element)
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if m < 0.0: return 0.0
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except:
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return 0.0
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x = s.moleFractions()
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moles = 0.0
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for k in range(s.nSpecies()):
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moles += x[k]*s.nAtoms(k,m)
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return moles
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