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mck
  • Member for 5 years, 7 months
  • Last seen more than 1 year ago
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A chemist who loves Spark :)

If you find my answers helpful, I'd appreciate a cup of coffee!

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Top posts
answer
5
Ionic compounds and van der Waals forces
Feb 5, 2019
question
3
Free energy of solvation and Henry's law constant
Feb 4, 2019
answer
3
Acidic strength comparison between sulphuric acid and nitric acid
Feb 11, 2020
answer
2
Why does phosphine have a dipole moment and a higher boiling point than carbon tetrafluoride?
Feb 5, 2019
answer
2
Identifying orbital given electron probability density plot
Feb 8, 2019
answer
2
Will the motion of particles always increase with the rise of temperature?
Feb 9, 2019
answer
1
Aqueous copper and how it reacts with NH3
Feb 8, 2019
answer
0
Can a half-reaction be oxidation if it has the higher reduction potential?
Feb 6, 2019
answer
0
Why is the carbanion resonance structure being used in the aldol condensation mechanism?
Feb 8, 2019
answer
0
Less substituted vs more substituted alkene
Feb 8, 2019
Top network posts
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41
pyspark py4j.Py4JException: Method and([class java.lang.Integer]) does not exist
35
Pyspark filter dataframe if column does not contain string
20
What does this mean ? WARNING:root:'PYARROW_IGNORE_TIMEZONE' environment variable was not set
17
How to import AnalysisException in PySpark