Question

 How much does hydrogen weigh in mass?

Answer The hydrogen atom, symbolized by the letter "H" in the periodic table, contains one proton and one electron. The mass of a single hydrogen atom is 1.00797 atomic mass units (AMU), or 1.6736 x 10^-2... Read More »
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Top Q&A For: How much does hydrogen weigh in mass

What is the pressure of a hydrogen storage supply tank for a hydrogen fuel cell?

Current fuel cells typically store hydrogen gas at 5,000 pounds per square inch (psi) of pressure. State-of-the-art tanks with a 10,000 psi capacity are in development. Cryogenic storage of liquid... Read More »
http://www.answerbag.com/q_view/2395496

What type of front is formed when a cool air mass displaces a warm air mass?

Fronts occur where two different air masses meet. When cool air displaces warm air, it's called a cold front. Cold fronts are able to keep up their intensity over great distances and tend to bring ... Read More »
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Does digital information physically weigh anythng Example: If you fill a 200Gb HD, will it weigh more?

No. Info save is just magnetic variations, so atoms (molecules?) are same.
http://answers.yahoo.com//question/index?qid=20070426085213AA3w5Ce

Is it normal if you are 12 years old and weigh 118 pounds and you look skinny and everyone says so but you weigh a lot?

AnswerIf you're eating right, exercising right and in reasonable health, don't worry about it. Unfortunately, today's entertainment media is focusing a lot on body image. Just be grateful that you'... Read More »
http://wiki.answers.com/Q/Is_it_normal_if_you_are_12_years_old_and_weigh_118_pounds_and...


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