Angelo Galindo

4 Questions 2 Answers 0 Followers

Questions related from Angelo Galindo

Is there an easy way to determine the area of a raster inside a polygon/shapefile?

I have a (1) polygon/shapefile of administrative boundaries and a (2) a raster with different categories (e.g. 1, 2, 3, 4, 5,) I would like to determine the area of the raster (only category 1)...

10 October 2018 9,235 6 View

What's the usual molarity for acid wash? (Nitric acid to wash away metals in glassware)?

I'll be making use of zinc solutions and as much as possible I don't want to cross-contaminate my samples

04 April 2016 5,757 0 View

Are there any studies/research/journal articles that use XRF analysis instead of AAS analysis for adsorption/biosorption studies?

Usually, AAS has been used to determine metal concentration. However, my university's AAS has been having problems. Are there studies of biosorption/adsorption that use the XRF to quantify metal...

04 April 2016 3,557 0 View

What would be the surface morphology change of Moringa oleifera seed powder (biosorbent) in these photos using a Scanning Electron Microscope?

My study involves protonating (through nitric acid) Moringa oleifera seed powder (lignocellulosic) to, theoretically, increase adsorption capacity.In literature, acidifying causes oxygen surface...

03 March 2016 6,175 3 View