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Analyze the state ,shape, the hybridization of the central atom, and give the ideal bond angle(s) and any expected deviations for Selenate Ion SeO42-.?
Determine the characteristic wavelengths if an electron are accelerated through an electric potential to a kinetic energy of 18kev.
In a sample, 90.92% of the atoms are Ne-20, 0.26% of the atoms are Ne-21, and 8.82% of the atoms are Ne-22. Using a sample population of 10 000 neon atoms, calculate the average atomic mass of the neon.
Compute the typical thermal energy of a water molecule at normal conditions: (kB T) and compare it to the answer of the previous problem
During a period of discharge of a lead-acid battery, 404 g of Pb} from the anode is converted into PbSO_4 (s). What mass of PbO_2 (s) is reduced at the cathode during this same period. Also How many coulombs of electrical charge are transferred fro..
How many moles of CF4 can be produced when 5.00 mol C react with 8.00 mol F2?
Calculate the moles of silver nitrate and sodium chloride. (c) Which reactant is the limiting reagent? (d) Determine the theoretical yield in grams of silver chloride formed.
The repeating galacturonic acid monomers are connected by a-(1->4) bonds. Below draw 4 repeating monomer units making up a pectin molecule
When anisole is nitrated with nitric acid/sulfuric acid, what product or product mixture is formed?
The rate of the reaction doubles when the concentration of CH3Cl is doubled and it quadruples when the concentration of H2O is doubled. What is the unit for K?
A buffer is prepared by adding 1.50X 10^2 ml of 0.250 M NaOH to 2.50X10^2 ml of 0.350 M weak acid, HB. The solution is diluted to 1.00 L. If the pH of the resulting solution is 6.55, what is the pKa of the weak acid
when 50.0 gram of metal at 75.0 C is added to 100 grams of water at 15.0 C the temperature of the water rises to 18.3 C. Assume that no heat is lost to the surroundings. What is the specific heat of this metal
Calculate the magnitude of the current in amperes if the number of moles of hydrogen gas produced is 5.99×10?4 .
Draw the structure of the following three isomeric amides with chemical formula C6H11NO. Draw all three structures in the same window, DO NOT separate them with an arrow
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