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The spectator ion in the equation MgSO4(aq)+Cu(s) → Mg(s) + CuSO4(aq) is
a)MgSO4
b)Cu(s)
c)SO42-
d)Mg(s)
e)CuSO4
The spectator ion in the equation Al(NO3)3(aq)+Zn(s) → Al(s) + Zn(NO3)2(aq) is
a)aluminum ions
b)zinc ions
c)aluminum ions
d)aluminum and zinc ions
e)solid aluminum and solid copper
f)nitrate ions
Is the dissolution of borax in water a temperature dependent reaction or is it spontaneous at all temperatures at which water is liquid. Briefly explain.
how many ml of 0.10 molar hcl would have to be added to 100ml of a saturated soln of pbcl2 in contact with 50.0 grams
A solution that is 51.3% by weight CaCl2 in water has a density of 1.514 b/cm cubed at 25 C. what is the molarity (M) of CaCl2 (aq) solution and molality (m) of CaCl2 (aq) solution
Identify the data and how your body collected that data. Explain how the data allowed you to form information.
Calculate the weight of precursor salt needed to make 500 ml of a 2 M aqueous solution of the metal ion from each salt.
Problem: Read the following chemical equation. What most likely happens during this reaction?
When I first began the MBA program, I feel that I was quite lacking in the oral communication region of the learning outcomes.
In the flow diagram, give the correct chemical form of each ion at each step. Also, indicate the expected color of the solution or precipitate where known.
10.At a certain temperature, the solubility of strontium arsenate, Sr3(AsO4)2, is 0.0520 g/L. What is the Ksp of this salt at this temperature?11.The Ksp of magnesium carbonate, MgCO3, is 6.82 × 10-6. Calculate the solubility of this compound in g/L...
Use the Born-Haber cycle to calculate the standard enthalpy of formation (?H) for LiCl(s) given the following data: ?H(sublimation) Li = 155.2 kJ/mol I1 (Li) = 520 kJ/mol Bond energy (Cl-Cl) = 242.7 kJ/mol EA (Cl) = 349 kJ/mol Lattice energy (LiCl..
Suppose you have 1 atm of gas A and 1 atm of gas B. If A and B react to form C with a 1 A: 1 B: 1 C stoichiometry, what will the pressure of C equal?
nitrogen dioxide decomposes according to the reaction given below where kp 4.48 10-13 at a certain temperature.2 no2g
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