Chemistry, 12.09.2019 04:30 moneyyfletcher
Ahorizontal tube carrying hot water has a surface temperature of 355.4 k and an outside diameter
of 25.4 mm. the tube is exposed to room air at 294.3 k. what is the natural convection heat loss
for a 1 m length of the pipe?
Answers: 2
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Which of the following ocean acidification? are the most likely side effects of a ph less than 7.0 in the ocean b. more metal salts altering the ocean chemistry c. dissolution of the shells of marine organisms d. both a & b e. all of the above.
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If a sample of radioactive isotopes takes 600 minutes to decay from 400 grams to 50 grams, what is the half-life of the isotope?
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Which statement explains which component is likely to be more powerful in explaining a scientific phenomenon? a) component c, because a theory is often passed on possibility and not certainty b) component d, because a hypothesis is often based on possibility not certainty c) component c, because the ability to explain several occurrences in the natural world is a characteristic of a hypothesis d) component d, because the ability to explain several occurrences in the natural world is a characteristic of a theory
Answers: 3
Ahorizontal tube carrying hot water has a surface temperature of 355.4 k and an outside diameter
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