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luis fernandez

Questions (4)

calculate the amount of energy (in kj) necessary to convert 457 g of liquid water from 0 Celecius to water vapor at 167 celcius.
1. 2 answers
2. 2,553 views
metallic iron crystallizes in a cubic lattice. The unit cell edge length is 287 pm. The density of iron is 7.87 g/cm^3.
1. 1 answer
2. 1,069 views
europium crystallizes in a body-centered cubic cell (the Eu atoms occupy only lattice points). calculate the mass of the unit
1. 1 answer
2. 1,255 views
calculate the amount of heat (in kj) required to convert 140.1 g of water to steam at 100c
1. 1 answer
2. 1,018 views

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