Atomic bonding point of view
Pure aluminum is ductile metal withlow tensile strength and hardness. Its oxide Al2O3 (alumaina) is extremenly strong, hard, and brittle. Can you explain this difference from am atomic bonding point of view?
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The skeletal structure of one molecule is included to indicate the proper format; modify the X\'s on the given structure to create the first stereoisomer.
A third sample, of mass 5.66 g was burned under different conditions to yield 2.49 g of HNO 3 as the only nitrogen containing product. Calculate the empirical formula of the compound.
The ratio of carbon, hydrogen, and oxygen atoms in a molecule is 4:6:1. What is the molecular formula of the compound if the gfm is 280 grams
You mix 2.0 mL of 0.50 M Cu(NO3)2 with 5.0 mL of 0.50 M KI, and collect and dry the CuI precipitate. Calculate the following:
The mole fraction of O2 in the air is 0.2094, and the mole fraction of N2 is 0.7809. Calculate the density of air at 25 degree celcius and the pressure is 1.00 atm.
He concluded that electrons are emitted only when intensity of light is increased. He observed a continuous spectrum of light when hydrogen gas was supplied with energy.
How to draw a diagram of sodium metal starting with one sodium atom, then two atoms, then four atoms then eight atoms and finally an infinite number of atoms?
If 0.50 mol of COCl2 is placed in a 2.0L flask, what will the concentration of all the reactants and products be when the reaction reaches equilibrium at 527 degrees C?
Calculate the pH at the equivalence point for the titration of 0.130 M methylamine (CH3NH2) with 0.130 M HCl. The Kb of methylamine is 5.0× 10-4.
What is thee sum of the charges on alanine, aspartic acid, and lysine? How did you find this answer?
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