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The molecule C3H6F2 can exixt in three isomeric forms.(the three carbons are central atoms ,and the H and F atoms are bonded to the carbons.) Write the lewis formulas of the trhee isomers, predict their VSEPR geometries and sketch their molecular shapes.Give bond angles
A student prepares a weak acid solution by dissolving 0.2500 g HZ to give 100. mL solution. The titration requires 30.0 mL of 0.1025 M NaOH
Based on this data, what can you predict about the average atomic mass of vitellium?
calculate the value for E for the cell at 25oC (b) A current is drawn from the cell until 1.20 g of silver have been deposited at the silver electrode. Calculate the value of E for the cell at that stage of operation.
If 1.02 g KHP (molar mass = 204.2 g/mol) is titrated with 28.34 mL of NaOH, what is the concentration of NaOH?
Sketch a qualitative MO diagram for [Ni(NH3)6]2+ and identify the portion of the diagram considered by crystal-field theory. Imagine the ammonia ligands were all exchanged with a ?-donor ligand.
Calculate the resulting pH if 455 mL of 0.200 M HCl is mixed with 315 mL of 0.0850 M Ca(OH)2.
What mass of sodium phosphate would have to be added to 2.0 of this solution to completely eliminate the hard water ions? Assume complete reaction.
The density of the waste is 85.3 Ibm/ft3. Calculate the weight of the pond contents in Ibf using a single dimensional equation for your calculation
When runners or other athletes practice at high altitudes pressure is reduced. What then will be the effect on the [O2] in their blood? Why does this produce a lightheaded feeling?
What new compound will be formed when gaseous HCL is added to a solution of benzaldehyde in methanol
If the pH of a solution is more than the pKa of an acid dissolved in it, is more of the acid in the protonated form or deprotonaqted form
when water freezes its volume is increased by one-eleventh. in other words the volume of ice equals the sum of the
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