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matt_black's user avatar
matt_black's user avatar
matt_black
  • Member for 11 years, 10 months
  • Last seen this week
  • London, United Kingdom
7 votes
Accepted

Chemical Spill in Charleston, West Virginia

7 votes

Why is Charcoal such an excellent adsorbent?

7 votes

Why is the maximum % for a gold alloy 92%?

7 votes

Are there substances that cannot undergo combustion?

7 votes
Accepted

What's up with SiO₂ being tetrahedral?

7 votes
Accepted

Where does the energy of formation of covalent bonds come from?

7 votes

Is it true that all of the physical laws and mathematics needed to describe chemistry are known?

7 votes

why are simple organic molecules usually white?

7 votes

What type of acid is found in tea?

7 votes
Accepted

Why are many chemical relationships logarithmic?

7 votes

Is it more economical to liquify natural gas to ship overseas or convert it to propane (C3H8) and ship it overseas?

6 votes

If gases assume the volume of the container that they are in, then wouldn't a gas that isn't enclosed in a container have an infinite volume?

6 votes

Why don’t we have a list of all compounds yet?

6 votes
Accepted

Why are branched alkanes used as fuels instead of straight chain alkanes?

6 votes
Accepted

Why aren't solid pure transition metals colourful?

6 votes
Accepted

How many covalent bonds are there in carbon suboxide?

6 votes
Accepted

CO2 Catalytic Converter

6 votes

Will dioxygen difluoride set fire to sand?

6 votes

Is air made 100% from atoms?

6 votes
Accepted

Combustion and oxidation

6 votes

Why do alkenes (olefins) burn hotter than alkanes (paraffins), even though alkanes are denser and more hydrogen-rich?

6 votes

Looking for a non-volatile liquid less viscous than water

6 votes

Is a diamond a single molecule?

6 votes

Why is oxygen an oxidizing agent?

6 votes

Examples of non-volatile, but flammable liquids?

6 votes

How did Joseph-Louis Proust know what gases weighed?

6 votes

How does refrigerator actually work?

6 votes
Accepted

How did J. J. Thomson prove that the cathode rays were made of negative particles and not negative rays?

6 votes

How many stereoisomers are possible for 1,2-dimethyl-4-(propan-2-ylidene)cyclopentane?

6 votes

Does an ionic bond have a dipole?

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