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Element X has the following valence electron configuration: [core]ns2np5. Element M has the following valence electron configuration: [core]ns2. What ionic compound would most likely result from the reaction between ions of M and X?
If iron is oxidized to Fe2+ by a copper(II) sulfate solution, and 0.538 grams of iron and 13.0 mL of 0.40M copper(II) sulfate react to form as much product as possible.
The enthalpy of hydration associated with anhydrous LiI forming LiI?2H2O is -45.53 kJ/mol. The enthalpy of solution for LiI?2H2O is -14.77 kJ/mol. What is the enthalpy of solution for LiI
A sample of He gas (V = 3.0 L) at 5.6 atm and 25 °C was combined with 4.5 L of Ne gas at 3.6 atm and 25 °C in a 9.0 L flask (which was initially evacuated).
Assuming the octet rule is obeyed, how many covalent bonds will a nitrogen atom form to give a formal charge of zero
What is Ka? The answer is 8.1E-10. Hope you can help
An unknown salt is either NaF, NaCl or NaOCl.When 0.050 mol of the salt is dissolved in water for form 0.500 L of solution, the pH of the solution is 8.08.
After precipitation is complete, the concentration of the OH- is -0.10M and the measured cell potential is 1.05V. Calculate the Ksp value for Zn(OH)2(s). Zn(OH)2 > Zn^(2+)(aq) + 2OH-(aq) Ksp = ? PLEASE show ALL work, I rate ALL 5 stars.
Assume every breath a person took is 0.5L of air, figure out how many grams of Oxygen you consume at every breath. Now assume that you breathe 30 times per second, figure out how long it took for you to consume all the oxygen in a sealed room of 1..
In the following procedure, we are performing an extraction with ethyl acetate. What compounds are we separating from our product? Procedure
A 3.00 g sample of a salt dissolves in 9.10 g of water to give a saturated solution at 25°C. What is the solubility (in g salt/100 g of H2O) of the salt?
An aqueous acetic acid solution is 6.0835molal and 8.9660 molar. Define what is the density of the solution. MW(acetic Acid) = 60.05 g/mole.
How to write half reactions what would occur if you made an electrolytic cell of the molten salts: NaCl,
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