How we can calculate Mass of TiO2 ?

Please tell me how we can calculate the mass of the final tio2 powder after evaporation of the solution if I used the sol gel method?

24 January 2020 110 3 View

Is there anyone who can send me papers about crop damage and birds ??

Please, I need some recent articles on the effects of birds (sparrows) on crops . Could you help me ? The papers I have are not recent. Thank you.

27 July 2019 4,143 7 View

Protocol to do rat spermogramme?

I want to do the spermogramme of mal rats and I need a detailled protocol to do that work. I want also to do an histopathologic study of genetal organs. please send me detailled protocols and...

08 July 2018 8,727 6 View

Are there methods to mesure rats vision and audition?

I want to know if a polluant affect rat vision and audition what are the methods to do that mesurement? send me protocols if possible thanks in advance

21 March 2018 7,805 3 View

Can I have the details (in French or English) of the method of estimating microbial biomass in soil (Fumigation-extraction)?

Please, In order to see the effect of a nurse plant (Opuntia ficus-indica) on degraded soil, I would like to estimate the OM and microbial biomass under the shrub.I need the details of the...

17 September 2017 4,671 4 View

Why are my methanolic plant extracts not completely soluble in methanol?

Hi, I prepared plant extracts in MeOH /water (80/20) and evaporated both solvents. However, my extracts are not completely soluble either in water or in methanol, Could you please tell me why and...

07 May 2015 9,797 5 View

Has anyone speciation diagram of Cd(II) with acetic, lactic, citric and ascorbic acids?

i cannot find the different possible chelate complexes formed between cadmium (II) and these organic acids.?

05 April 2015 5,095 4 View

Is it possible to have soil classification according to the rate of organic matter with reference?

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28 April 2014 8,284 7 View

What do you think of degraded soil with a C:N ratio between 10 and 12?

See above

17 April 2014 7,742 6 View

What is the optimal duration (time) of school-based ethnography?

In the framework of a school-based ethnography, What is the optimal duration (time) of the researcher presence at school, considering that the purpose of the study is to explore food practices...

01 January 1970 4,772 3 View

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

How can we theoretically calculate Elemental analysis(percentage) of atoms in covalent organic framework?

For example in one research article the Elemental analysis values of COF-TpPa-1 ( Triformylphloroglucinol (Tp) (63 mg, 0.3 mmol), Paraphenylenediamine (Pa-1) (48 mg, 0.45 mmol) are as follows...

24 February 2021 1,265 6 View

How to Control Whiteflies in coconut leaves?

24 February 2021 1,005 1 View

Is this the write procedure for acid digestion of soil for heavy metal analysis using AAS?

How to do acid digestion of soil sample with 3:1 aquaregia in an open vessel?

23 February 2021 3,053 7 View

Are there packages (R or Python) for simple models (bucket?) to assess soil water content?

Hi everyone. I am researching droguht effects on soil water drought. I am looking for already implemented functions in R or Python to estimate soil water content from precipitation,...

21 February 2021 2,084 1 View

Which type of loading is to be used in dynamic analysis of Machien foundation?

Hello Everyone, Hope you all are doing well. I'm trying to simulate a machine foundation in ABAQUS with a geo-cell reinforced soil bed. Im totally confused to which type of loading would be...

21 February 2021 4,388 3 View

What reaction will occur when adding hexamine into ammonium nitrate in an acidic medium?

Hello, I am investigating properties of water in oil emulsion explosives. And adding hexamine (hexamethylenetetramine) into one of the phases that are used to make the emulsion should increase the...

21 February 2021 8,680 1 View

How to get/count refractive index in gasses?

20 February 2021 8,202 6 View

Any Homemade Organic Synthesis Practices?

Hi everyone, I am a teacher of Heterocycles Synthesis, Is there a home practice that you recommend for undergraduate students? A simulator would also be useful Due to the pandemic, students...

18 February 2021 2,769 4 View