I want to extract engine oil from a soil sample,please how much amount of anhydrous sodium sulphate am i going to add to 10kg soil?

Engine oil extraction from contaminated soil,10kg of contaminated soil+20ml of dicholoromethane+? of anhydrous sulphate

01 February 2021 9,509 1 View

On what basis will an article be with an Editor for over two months?

Especially unpaid Journals

02 January 2021 9,028 7 View

Please suggest me EI compendex conferences with good acceptance rate?

I want to publish a paper at the EI-Compendex conference, please suggest a conference with a high acceptance rate. My field of research is IoT security and cryptography analysis.

19 October 2020 5,365 3 View

How to remove water from plant extract??

Hello everyone, I hope these words find you well. I used 80% methanol (solvent) for seaweed's extraction. I have performed rotary evaporator extraction in order to evaporate methanol but there is...

16 October 2020 5,598 8 View

No title

Despite the high CO2 of the Paleozoic atmosphere, when CO2 levels were greater than 4000 ppmv (parts per million by volume), scientific evidence indicates a period of glaciation around 445 million...

19 August 2020 6,452 3 View

How can we check the real content of calcium in the protein samples?

03 August 2020 4,309 3 View

What is the best way to present more than one research problem?

When you have three research problems is it better to write each of the problem with it's solution in same paragraph or write all the problems then the last paragraph should contain the summary of...

03 August 2020 9,805 4 View

How can I eliminate discontinuities in the end-effector plot of an industrial manipulator?

I am trying to solve a dynamic problem for a 3 DOF industrial manipulator and I keep getting funny end-effector plots for the first joint (see the figure). I have tried using the alternate...

21 June 2020 7,931 15 View

Please i need a material or textbook that explains about hybrid energy storage (battery & Supercapacitor) and their energy management?

Please i need a material or textbook that explains about hybrid energy storage (battery & Supercapacitor) and their energy management?

17 June 2020 8,196 3 View

Capability of MCNP6 in Muon tracking?

Is MCNP6 able to simulate galactic cosmic ray specifically Muons ? if yes does it have any energy or cross section restrictions?

16 June 2020 9,049 3 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Does any one can help me choose a reasonable basis set for intermediate metal ions interactions with guanine (i.e Fe2+, Mn2+, Cu2+ and exc.)?

Hello every body Does any one has any idea to help me choose a reasonable basis set for intermediate metal ions (i.e Fe2+, Mn2+, Cu2+ and exc.) interactions with guanine or other DNA organic...

01 March 2021 6,187 2 View

Heat exchanger with liquid Nitrogen as coolant?

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

What could be some reasons why unstimulated monocytes are getting activated?

Im doing PBMC isolation -> CD14+ enrichment using magnetic beads -> stimulation setup. My negative control is just cells in cRPMI but they seem to get activated over and over again.

28 February 2021 7,883 3 View

Why does intensity drops as concentration increases?

Is there any reason for decrease in fluorescence emission intensity of HSA,BSA when increase the concentration ?

28 February 2021 3,653 4 View

POlymer+DMSO solution and moisture??

What could be the reason of moisture at the sides of Vial when I am preparing my polmyer+DMSO solution for membrane fabrication? What etiquettes I am possibly missing here?

28 February 2021 6,516 5 View

Should we reduce the standard unit of length to 0.31951540592 meter ?

The reasoning behind this question is to align the ratios of the proton potential in energy per charge to the speed of light in distance per time. As these two dimensions appear to be related,...

27 February 2021 947 7 View

Why do a weight decrease for thermal degradation in nitrogen gas condition?

Hi all The question is related to TGA(Thermogravimetric analysis). Thermal degradation easily understood but why do samples weight decrease? altough just binding is broked, the weight of...

26 February 2021 1,100 5 View

What could be reason for getting such type of graph for complex impedance in case of polymer blend films?

Its effect appears in real part of ac conductivity also. Can anyone suggest any reason behind it?

26 February 2021 3,487 3 View

Steps to calculate activation energy by coats & redfern method?

I'm a chemistry student and I'm researching the kinetic degradation of mixed plastic waste. I'm having trouble calculating the activation energy by the coats & Redfern method. The data that...

24 February 2021 974 1 View