| Recent Answers from Richard J. Raridon |
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2008-11-11 freezing the earths oceans: Even if the temperature of the Earth were to drop way below 0C instantaneously, the oceans would not freeze instantaneously. Water has the highest heat of fusion of any substance which means it takes...
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2008-10-16 Keeping a very small room warm: Yes, incandenscent bulbs do put out mostly heat and you obviously know not to touch one that's lit. I suspect a 40-watt bulb would work but you'll just have to do an experiment and monitor the temperature...
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2008-09-28 science work: look at the number of electrons in the outer most orbit. For example, elements in group 1 want to lose an electron to become more stable so you have Na+, K+, etc. elements in group 7 want to gain an...
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2008-07-28 thermodynamics and fossil fuels: If you think of the biosphere as the whole Earth, then changing the chemical energy of the oil and coal into heat energy doesn't change the total energy of the system. However, we're not a closed system...
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2008-07-15 thermodynamics: 1) You're plotting PV = RT where R is the gas constant. At constant T, you get a curve of V vs. P. Obviously, if you increase T you get a new isotherm which cannot cross the old one. 2) Here you're...
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