How do I determine the boiling point of a combined solution? I've read of the liquid capillary method but is there a calculation which I can use?

27 March 2024 0 9K Report

I'm using Choline chloride, Propylene glycol and water (in various ratios)

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Do you have a copy of the Palliative Care Quiz for Nursing (PCQN), the actual questionnaire and it's interpretation of scores as poor, fair, and good?

This is to assess the knowledge of nurses on palliative care. We have seen several authors to use this tool but the actual questionnaires are not available online. Thank you so much for helping us.

06 June 2023 6,175 1 View

Does calcium carbonate inclusion in a lactic acid fermentation process cause interferences during D-glucose analysis?

While carrying out a lignocellulosic lactic acid fermentation process with the addition of calcium carbonate, it was that found that the control (uninoculated) runs containing calcium carbonate...

21 November 2022 7,290 0 View

Why are seminiferous lobules in most bony fish dynamic in cellular composition?

What does the composition of the spermatogenic cells indicate with regards to reproductive season?

16 March 2022 559 1 View

Ethylene glycol is newtonian or non newtonian fluid?

Some sources say it is treated as Newtonian as ethylene glycol has a higher viscosity than water, which affects the flow characteristics in simulations. But some also say it is non-Newtonian.

09 August 2024 2,111 2 View

What is the solvent for 8YSZ nano material?

I need to do some experiment with it in liquid form.

07 August 2024 613 3 View

Why does my protein refolded to beta sheet during thermal denaturation analysis?

Hi! So i attempted to understand a novel protein behavior towards heat application by analyzing its secondary structure change. I subjected the protein to a thermal denaturation analysis using...

06 August 2024 1,989 3 View

Hi, please what is the best tool on Aspen plus that can help me get the best inlet temperature and pressure for cryogenic distillation?

I am trying to recover liquid CO2 from a mixture of 0.6 CO2, 0.3 N2, and 0.1 O2. My aim is to recover about 99% liquid CO2 at the bottom of the column and make sure the amount of gaseous CO2...

06 August 2024 4,611 0 View

How much Yeast should we add to fermentation media?

I have prepared a liquid broth containing Yeast (S. Cerevisiae) that i need to add from it to fermentation media of lignocellulosic hydrolysate. I need to know based on what parameters do we add...

06 August 2024 662 1 View

Why is nonpoint source pollution potentially more harmful and difference between point and nonpoint sources of water pollution?

01 August 2024 1,180 2 View

What is the best protocol for freezing the rat brain in preparation for protein detection by Elisa ?

What is the best way to freeze the rat brain - liquid nitrogen, Dry ice , isopentane - after isolation for later protein investigation by Elisa?

01 August 2024 1,722 1 View

How do living organisms play a role in the water cycle and why is nonpoint source pollution potentially more harmful than point source pollution?

01 August 2024 7,061 2 View

How does nonpoint source pollution affect ocean environment & why point source pollution is often easier to manage than nonpoint source pollution?

How does nonpoint source pollution affect the ocean environment and why point source pollution is often easier to manage than nonpoint source pollution?

01 August 2024 8,014 2 View

Does post-translational protein modification cause devisions on observed pI verses calculated pI?

In running two-dimensional gel electrophoresis on bacterial protein, some spots that appear to match a protein sequence have a significantly more acidic isoelectric point than the calculated pI....

24 July 2024 8,076 3 View