Oxalic acid is a weak acid sometimes used to clean or bleach materials. It is especially effective in removing rust. Oxalic acid has a molar mass of 90.0 g/mol. It contains 20.2% hydrogen, 26.6% carbon and % oxygen. What is the empirical formula of this compound?

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.

Classify this reaction: 2al+n2-> aln.