Why copper sulphate pentahydrate is blue, whileits anhydrous is white? I heated copper sulphate pentahydrate and it convert to white colour. I am thinking about the shape of bonding between copper and water
Detergent powder for washing
05 June 2019 7,323 1 View
I want to extract oil from a special chewing gum. Is there any method to do it please
08 September 2017 3,378 0 View
Such a book or lecture notes
01 January 1970 9,918 4 View
If one of you have these values I would be very happy to know them.
01 January 1970 7,587 3 View
I am looking for a textbook about electroanalytical chemistry. may someone provide it to me? thanks in advance
01 January 1970 7,410 6 View
Anyone can recommend any books on such topics? Thanks in advance.
02 March 2021 8,457 2 View
Increased heat, drought and insect outbreaks, all associated to climate change, have increased wildfires. Decreasing water supplies, declined agricultural yields, health impacts in cities owing to...
01 March 2021 7,168 9 View
I have created an Ice 1h crystalline structure and an Aluminium substrate structure and equilibrated both at 250K. Now I need to bring them together in a way that an adhesive bond is created....
01 March 2021 3,325 2 View
Should I mesh the solid domain ? or should I use wall thickness? or Shell conduction? for Heat Transfer between two fluids of a Heat Exchanger. what is recommended?
01 March 2021 9,785 3 View
I want to cool Natural Gas from 195 Kelvin to 138 Klevin in a heat exchanger by using liquid nitrogen as the coolant medium. When entering the heat exchanger, the liquid nitrogen will have a...
01 March 2021 6,450 5 View
I have been trying to simulate heat transfer problem in Comsol 5.5 for long time but it always throw an error stating: "Failed to find a solution. Maximum number of Newton iterations...
28 February 2021 8,626 3 View
Hi Guys. I'm a mechanical engineer and have a bit trouble, would be very glad if you could help me with my questions. I have a pressurized tank which contains Natural Gas at 200 Bar and 293...
26 February 2021 6,253 3 View
Hi I am very new to proteomics analysis. I have got raw files from core facility running thermofisher TMT 16plex 4 hours. I cannot find on maxquant the option TMT16Plex there is only up to 11...
25 February 2021 1,675 3 View
I'm building a cfx model of thermoplastic pultrusion process on ansys and i have a doubt on how is the proper way to set this parameter in a porous medium
24 February 2021 1,915 1 View
Hello everyone, I'm looking for a way to delaminate copper current collector of water-based anodes in Li-ion batteries without damaging the graphite film. I tried different materials such as HNO3...
24 February 2021 3,785 3 View