What happens to the world if both water and oil are consumed??

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What is the relationship of bacteria enzymes with algae?

04 May 2017 749 2 View

What is the Effect drink coffee, tea, or other caffeinated drinks daily on magnesium ?

03 April 2017 6,260 3 View

How does the light disperse when it passes through a prism?

03 April 2017 3,817 0 View

How does light know that the path which it is tracing is the shortest distance path?

03 April 2017 7,068 0 View

We have wind and solar energy now. Why take so much time and money to develop fusion??

03 April 2017 1,108 1 View

What is the pioneer in the stage of environmental succession??

03 April 2017 2,967 1 View

What makes metabolism fast in human ??

03 April 2017 2,875 2 View

Why some algae and bacteria are used to treat water from pollution?

03 April 2017 7,763 1 View

What are the Entrance and Accumulation mechanisms of heavy metals in aquatic plants?

03 April 2017 3,432 1 View

What is the Biogeographical classification of Iraq ?

03 April 2017 577 0 View

• What the possible Persistent Organic Pollutants and Heavy metals present in fluorspar, sediments, and water bodies around its mining area?

Approximate concentrations are require in compared with the WHO permissible limts

11 August 2024 2,723 1 View

Handling Missing Data and Building a Predictive Model with Incomplete Information ?

I am developing a predictive model for a water supply network that involves 20 influencing points. However, I only have historical data for 10 out of these 20 points. I would like to know how to...

10 August 2024 4,005 2 View

Do interactions between biosphere, carbon cycle, & water cycle impact global warming & interaction between atmosphere & hydrosphere?

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

Is it true that $\det(V(A))$ may be only $\pm 1$, depending on $n$, for the last symmetric tridiagonal matrix $A$?

One can try to generalize the Vandermonde determinant in the following direction: Let $A$ be any symmetric $n$-order square matrix. Consider its powers' diagonal elements $(A^k)_{ii}$ and...

08 August 2024 6,690 1 View

How to heat polymer for about 130° without oil bath ?

is there any other way to heat a polymer evenly other than oil bath if so what are those and how to use it

06 August 2024 947 1 View

How to Add Missing Water Molecules in Protein-Membrane Simulations?

I have protein-membrane simulations (PDB, PSF, DCD) and have noticed that water molecules near the protein are not visible in the simulations. How can I fix this issue? Is there a way to place the...

04 August 2024 1,200 2 View

Do you think can be any gas and oil bearing rocks in Eastern part of Iran?

I want to know more about petroleum deposits in Iran.

02 August 2024 8,725 3 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

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

The use of data from PubChem for commercial purposes?

Hi, I'm curious to know if data on chemical compounds from PubChem, such as water solubility properties, can be used to train a machine learning model for commercial purposes. Will this infringe...

30 July 2024 8,707 1 View