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Can someone please explain why dissolving potassium nitrate is an endothermic reaction while dissolving sodium carbonate is exothermic? Can this be describe overall and then on a molecular and bonding scale.
How would you figure out the hybridization of the nitrogen in HNO3? I know the steric number is 4 so wouldn't it be sp3
The equilibrium constant, Kc, for the following reaction is 1.29E-2 at 600 K: COCl2(g) CO(g) + Cl2(g)
What is the molarity of a solution containing 0.825 moles of solute in 553 mL of solution?
The reaction between solid sodium as well as iron (III) oxide is one in a series of reactions that inflates an automobile airbag 6Na(s) + Fe2)3(s) (produces) 3Na2O(s) +2Fe(s). If 100.0 g of Na and 100.0g of Fe2O3 are used in this reaction, determi..
The most important commercial process for converting N2 from the air into nitrogen-containing compounds is based on the reaction of N2 and H2 to form ammonia (NH3)
Write the net ionic equation for the reaction between aqueous solutions of calcium chloride and sodium carbonate.
Problem- A solution is made of 50mL of 0.01 Pb(NO3)2 and 40mL of 1M KCI. What are the equilibrium concentrations of Pb2+ and Cl- if Ksp of PbCl2= 1.6x10^-5? use an ICE table to show how it dissociates as in a common ion problem
A is the sequence Na, Mg, Al, Si, and P. B is the sequence He, Ne, Ar, Kr, and Xe. Which statement below is true. The members of B are decreasing in size.
1. Fat has a lot of kcal, and many people are carrying too much weight. Should humans consume fat? If so, what kind (be specific, using the names [not just types] of the fatty acids) and why.
How many mole of hydrogen gas can be liberated from 85.5 moles of magnesium hydride if the process operates at 80% efficiency
Which of the following atoms has the smallest radius? At, Br, Ge, or Pb? Which of the following atoms has the smallest radius? At, Br, Ge, or Pb? The answer is Ge. Based on trends, wouldn't Br have a smaller atomic radius than Ge?
Draw the structure of the product that is formed when the compound shown below is treated with the following reagents:
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