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Chemistry

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Ottis Dickens

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Cards in this guide (14)
How did Mendeleev arrange chemical elements

by atomic mass

Most new scientific knowledge is gained in what type of publicly funded institutions

universities

What industries often employ geologists

Geologists are often employed in oil and gas industries.

Which field of engineering focuses on construction of structures such as dams roads and buildings

civil engineering

What kind of scientist does work involving water and its geochemical cycling

hydrologist hydrologist

How has basic knowledge about atomic nuclei been used in technology

Knowledge about atomic nuclei has been used to produce energy.

What is the primary focus of mechanical engineering

machines

Where should all laboratory materials be returned

To their proper places.

Which type of decisions require the use of critical evaluation skills

Fuhk People Start Putting The Right Answers ! ! ! Ugh This Web Site is Wack !

What type of combustion fuels produces the greenhouse gas carbon dioxide

All carbon based fuels produce carbon dioxide when burned. These include:

  • fossil fuels (coal. oil, natural gas)
  • alcohols
  • bio-fuels (wood, charcoal, waste burning including cremation)
  • specialty industrial fuels (acetylene etc.)
  • carbon monoxide

Coal and petroleum are the two primary fossil fuels. Oxidizing methane also releases CO2, but that is 25 times better than releasing methane, itself an even more potent greenhouse gas.
What term refers to a source of danger that poses a threat

A risk

Where would you find the safety symbol for fume safety

Not everything has a symbol for it. The concept of fume safety, if it is a concept, does not have a specific symbol.

What term best defines two or more atoms joined by a chemical bond-

The term that best defines two or more atoms joined by a chemical bond, is a covalent bond.

If you spill a chemical on yourself the first thing to do is tell the teacher

True

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