A material is formed into a long rod with a square cross
A material is formed into a long rod with a square cross section 0.59 cm on each side. When a 123 V voltage is applied across a 11 m length of the rod, a 7.1 A current is carried.
(a) What is the resistivity of the material?
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A material is formed into a long rod with a square cross section 0.59 cm on each side. What is the resistivity of the material
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A solid hydrate weighing 2.691g was heated to drive off the water. A solid anhydrous residue remained, which weighed 2.259g. If the anhydrous residue has a formula weight of 282, How much moles of water are present in one mole of anhydrous salts
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