What happens when a burning splinter is near the test tubes of hydrogen and oxygen?
in wastewater treatment
28 January 2024 4,280 1 View
In comparison between simple distillation and vacuum distillation, in which one will the water boil more vigorously (large number of bubbles burst during boiling)?
20 January 2024 9,948 3 View
Does the power consumption of heating mantle varies when I use it to heat boiling flask once filled with 1000 ml of water and once with 1400 ml water?! As the temperature controller knob remains...
06 October 2023 1,774 1 View
when add glucose to MSM and sterilization in autoclave ,color of medium become red or brown.
26 September 2023 7,646 2 View
I analyzed spearmint essential oil sample, the chromatogram showed 2 peaks very close to each other, one of them at RT 13.74 detected as carvone, and the other one at RT 13.88 detected with name...
22 September 2023 1,729 2 View
I analysed a sample of spearmint oil and the main peak was for a compound called 9-borabicyclo 3.3.1 nonane. What is the common name for this compound, and is it used in pharmaceuticals?
06 September 2023 3,676 3 View
What effect does an increase in the heating rate have on the boiling temperature, and on extraction yield of essential oils during distillation?
02 September 2023 3,386 2 View
I'm using a clevenger apparatus to extract essential oil, when process is done, I git rid of the aqueous and collect the oil in bottle using separatory funnel. In this case, do I need for using...
05 August 2023 6,364 2 View
Hello! I am currently planing a project with aptamers. I want to know how to creat a pool from randomized oligoneucleotide sequences from one oligoneucleotide library. Is it possible?
10 May 2023 4,022 0 View
Is it possible if I want to do extraction of essential oils over high pressure and raise boiling point of water over 100C, is this will give me results (extracted oil) or not? In other words I...
15 January 2023 8,478 2 View
Greetings When one is to perform Simulation or modelling of Pyrolysis of Biomass Waste materials using Aspen Plus software, and one has both the macromolecules breakdown (Cellulose, Lignin and...
06 August 2024 5,023 1 View
Hello. I am working on ROS production of two systems: system A is cerium oxide and hydrogen peroxide, system B is cerium oxide nanoparticle, hydrogen peroxide and potassium bromide. I did some...
04 August 2024 5,974 3 View
Why BaO (s) + H2O(l) ---> Ba 2+(aq) + 2 OH - (aq) if Oxygen loves owning all the electrons, why would it bind to hydrogen which competes with Oxygen for electron ownership more so than...
03 August 2024 5,392 1 View
I heard an explanation about something being a better proton acceptor or lone pair donor but that doesn't make sense. I couldn't explain in in terms of acid-base theory. The hand-waving way I saw...
03 August 2024 9,918 0 View
I'm trying to calculate the tolerance factors of the hydride perovskite and the value calculated by me and the reported values are contradictory. Need more clarity in using the correct ionic radii...
01 August 2024 2,614 1 View
Dear all! Oxygen vacancies do raise negatively the Fermi level by increasing the negative charge in the semiconductor crystal structure. In the case of n-type semiconductors, I wonder if this...
30 July 2024 8,339 2 View
Hello Everyone! I am trying to create a metal hydride system where I am trying to create a temperature control with the emphasis on measuring the concentration of the hydrogen with the hydrogen...
29 July 2024 7,577 2 View
For people today, the enigma of the size of the proton still remains enigmatic. However, being myself a researcher in new physical theory which makes it possible to extend the different standard...
28 July 2024 7,823 1 View
In general, when performing a Tafel analysis for corrosion resistance measurements, a line voltage scan is performed from say -250 to +250 mV vs. OCV at low scan speed around 0.125 mV/s. However,...
25 July 2024 7,982 3 View
I have tried to saturate ferritic steel with hydrogen using the electrolytic method and H2SO4. However, the effect was very poor even after 3 days of "saturation". Can anybody help in choosing a...
24 July 2024 4,393 2 View