A market-research firm monitored 1000 television viewers, consisting of 800 adults and 200 children, to evaluate a new comedy series that aired for the first time last week. Research indicated that... more
24.50g of Na react with H2O to make sodium hydroxide and H2 gas. How much sodium hydroxide is made if there is an excess of water?
Has a carbon compound ever been found having an ionic bond?
Though it is highly unlikely, has any carbon compound been found to make an ionic bond and to exhibit ionic properties?
Non-ribosomal peptide synthesis: why Glutathione cannot be produced by the ribosome?
**Case**: I am writing a summary for a class in protein structure and function, and was asked to describe some different ways that peptides are synthesized (that does not involve the ribosome). I... more
Select rows from a DataFrame based on values in a column in pandas?
How to select rows from a DataFrame based on values in some column in pandas? In SQL I would use: select * from table where colume_name = some_value. *I tried to look at pandas documentation... more