@Hassan-Sadek

Hassan Sadek

5 Questions 9 Answers 0 Followers

Questions related from Hassan Sadek

What is the white ppt. that produce from the reaction of Phosphorous pentoxide and calcium nitrate tetrahydride?

I'm trying to prepare hydroxyapatite , when add P2O5 to Ca(NO3)2.4H2O dropwise , i got white ppt immediately

12 July 2019 2,452 2 View

What's the difference between black and brown MnO2?

which the most pure?

08 April 2017 4,764 2 View

What's the color of graphene oxide precipitate that produced by improve hummer method, brown or black?

i prepared graphene oxide by improve method and i get brown ppt

07 November 2016 1,480 5 View

What is the benefit of addition NaNO3 in modified Hummer's method for the synthesis of Graphene oxide ?

 i need to know the mechanism of the reaction

28 October 2016 8,705 2 View

How can purify natural graphite powder?

I need a chemical method to purify graphite powder from any impurities

25 October 2016 6,413 4 View

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