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Understanding the Empirical Formula in Chemistry
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In chemistry, there are a variety of methods that scientists use to identify a chemical compound, including a molecular formula, molar mass and molecular diagram. The simplest formula of these is known as the empirical formula.
How Nanotechnology Works
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Nanotechnology is so new, no one is really sure what will come of it. Even so, predictions range from the ability to reproduce things like diamonds and food to the world being devoured by self-replicating nanorobots.
Should I be afraid of strange matter?
www.howstuffworks.com/strange-matter.htm
Strange matter is unlike any earthly matter ; for one, it's heavier than our matter. Learn what else makes strange matter so inarguably weird.
How Tire Pressure Gauges Work
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If you have a car, chances are you also have a tire-pressure gauge. Learn how this pen-sized device measures air pressure and why the little stick inside doesn't just fly right out the back!
Why is cotton more absorbent than nylon?
home.howstuffworks.com/home-improvement/household-hints-tips/cleaning-organizing/question547.htm
Towels are always made of cotton, and they work really well at absorbing water. On the other hand, water-repellant jackets are made of nylon, and they work pretty well at keeping you dry. Why is cotton more absorbent than nylon?
Is proton therapy better than traditional radiation for cancer treatment?
health.howstuffworks.com/medicine/modern-technology/proton-therapy.htm
Proton therapy for cancer can be more focused and provide less radiation exposure. Learn about the benefits to proton therapy and treatment centers.
Does the Real Element 115 Have a Connection With UFOs?
science.howstuffworks.com/space/aliens-ufos/element-115.htm
For decades Bob Lazar talked about a mysterious element 115 that could power alien spacecraft. People thought he was nuts, but scientists discovered element 115 in 2003. What can that element do?
Why is carbon monoxide poisonous?
science.howstuffworks.com/question190.htm
I have heard that carbon monoxide is extremely poisonous. Can you explain why?
Alkali Metals: Elements in the First Column of the Periodic Table
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Although the term might be unfamiliar, you know all about alkali metals. Ever used salt or eaten a banana? So, what special properties do these elements have?
What is nanotechnology?
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Nanotechnology is one of the hot buzzwords of the 21st century. Learn what is technology and some of the applications for nanotechnology.