If an unknown powder or solid sample has given a yellow color result, what INORGNIC or METALLIC COMPOUNDS ARE INDICATED. I am not interested in any controlled organic substances , only inorganic substances. Any shade of yellow qualifies. TY.
Salts of lead, gold and cadmium, i think
Salts of palladium and gold I think,
and Inorganic or metallic compounds typically do not produce significant color changes with the Marquis reagent
I want to know more about Uranium ore deposits in world.
11 August 2024 6,720 0 View
I want to know more about diamond ore deposits in world.
11 August 2024 2,167 1 View
We assume that the difference is huge and that it is not possible to compare the two spaces. The R^4 mathematical space considers time as an external controller and the space itself is immobile in...
10 August 2024 6,678 14 View
If Banks do not provide credit facility, what are the options available for FPOs and impact on producer’s income?
10 August 2024 8,198 5 View
I used eye tracking to examine how participants from two different populations (A and B) react to an image. Participants in population A exhibit larger pupil sizes over time, but they also have...
10 August 2024 3,229 0 View
What are a “Farmers Producer Organization” (FPO) and its essential features?
10 August 2024 477 5 View
I have been doing the m6A dot blot for a while with no improvement, I am extracting the RNA, and I can see the dots although the three biological replicas give a different reading on the memberan...
10 August 2024 8,539 5 View
How do interactions between the biosphere, the carbon cycle, and the water cycle impact global warming and interaction between the atmosphere and the hydrosphere?
09 August 2024 3,291 2 View
I have input a moment load in module load Abaqus, i put my moment load on the node surface (using reference point). I have define moment in history output and make a set for moment too. But the...
08 August 2024 4,831 4 View
How is energy cycled through the Earth's climate system and how do matter cycle and energy flow through the rock cycle?
08 August 2024 8,162 0 View
I have a response variable called skin yellowness, which I will measure via a scored color chart, whereby 1 is pale yellow and 15 is orange. I'm not sure if this counts as an ordinal variable,...
11 August 2024 4,793 1 View
Approximate concentrations are require in compared with the WHO permissible limts
11 August 2024 2,723 1 View
Hey there, As a synthetic chemist delving into theoretical calculations for my imidazolium-based organic molecules, I would greatly appreciate any guidance on the appropriate input instructions...
09 August 2024 5,444 7 View
Hello What should be done to separate and identify organic acids in HPC when their RetTime is the same?Like oxalic acid with Propanoic Acid.or acids that have a very close RetTime.
07 August 2024 8,782 3 View
Hi all, I was just wondering if anyone has experience with multiplexing a mouse monoclonal primary and a rat primary. I'm trying to multiplex by incubating them in the same well but was told by a...
06 August 2024 9,710 1 View
Hi RG family. My team and I are working on some SCOPUS publications and we need co-authors who are willing and capable of undertaking both qualitative and quantitative-based studies. The scope...
02 August 2024 7,843 0 View
I used humic acid at 0.044 g/kg soil in my pot experiment. But finally, I have to recommend kg/ha. Each pot's soil weight was 11 kg. What is the solution?
02 August 2024 7,186 6 View
Hi RG family. My team and I are working on some SCOPUS publications and we need co-authors who are willing and capable of undertaking both qualitative and quantitative-based studies. The scope of...
02 August 2024 8,572 0 View
I have been attempting to extract DNA from Bacterial, Fungal and Yeast banked samples (>1e7 cells) using Prepman Ultra reagent and I seem to be struggling to obtain a sequence. Although the...
01 August 2024 2,079 0 View
I am currently investigating the cytotoxicity of a series of herbal extracts, and like many studies, I have been using the MTT assay to evaluate cell viability. However, I am encountering a...
31 July 2024 193 4 View