The lattice energies of fecl3 fecl2 and fe2o3 are in no
The lattice energies of FeCl3, FeCl2, and Fe2O3 are (in no particular order) -2631 kJ/mol, -5339 kJ/mol, and -14,774 kJ/mol. Match the appropriate formula to each lattice energy.
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An oversimpliefied model of the hydrogen atom has the electron orbiting the nucleus's proton at a distance of approximately 5.29x10^-11 m. how much force is needed to keep the electron in a circular orbit
After catching the ball, Sarah throws it back to Julie. The ball leaves Sarah's hand a distance 1.5 meters above the ground, What is the speed of the ball when it leaves Sarah's hand
Calculate velocity of electron in first Bohr orbit of hydrogen atom (Given r = a0). Find de-Broglie wavelength of the electron in first Bohr orbit
Joe pushes down the length of the handle of a 12.6 kg lawn spreader. What force must Joe apply to the handle
Submit either a written script of the message or a podcast recording of the actual message.
In Mexico, a courageous diver runs horizontally off the edge of a sea side cliff 48.8 m above the sea (about six stories high). Calculate her speed and direction angle of her velocity as she hits the water(or rocks)
Given the reaction at a certain temperature: 2 HI <--> H2 + I2. at equilibrium, the partial pressure of HI is 1.8 x 10^ -3 atm, and the partial pressures for H2 and I2 are 0.10 atm each.
A small object of mass 0.0150kg & a charge of 3.1 uC hangs fromthe ceiling by a thread. determine the tension in the thread
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Which of the following is correct regarding folate and vitamin B12 Group of answer choices Deficiency of either can lead to megaloblastic anemia Deficiency
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Choose the conclusions reached relating to vitamin D, calcium, or combined supplementation for the prevention of fractures in adults.
In addition to adequate intake of folate/folic acid, which of the following nutrients may help Amy reduce risk of having a baby affected by Neural Tube Defects?
15 year old male patient presents with complains on n/v and a bulge in the scotum while standing. during palaption of the scrotal sac