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The first four ionization energies of an element X are 0.58, 1.82, 2.74, and 11.58 MJ/mol. What is the most likely formula for a stable ion of X?
a. X-
b. X+
c. X2+
d. X3+
usually some inception time is involved during the preparation of the Grignard. Explain the reason behind
how many moles can be produced from 2.5 moles of Ag2CO3 and final temperature of the calorimeter contents is 23.83°C After dissolution of the salt.
Predict whether the following salts, when dissolved in water; produce acidic, basic, or neutral solutions:
Sulfuric acid is a component of acid rain formed when gaseous sulfur dioxide pollutant reacts with gaseous oxygen and liquid water to form aqueous sulfuric acid.
calculate the molecular mass of a solute with 8.02 grams of solute in 861 grams of water lower the freezing point to
a 381- sample of unknown solution reacts completely with to form 13.1 . what was the concentration of the
As a chemist for an agricultural products company, you have just developed a new herbicide,"Herbigon," that you think has the potential to kill weeds effectively.
the solubility of the ionic compound m2x3 having a molar mass of 238 gmol is 2.89 10-7 gl. calculate the ksp of the
an underground iron pipe in damp soil is to be protected from rusting. which of the following techniques would not
A 147 gram piece of metal has a density of 7.00 g/mL. A 50 mL graduated cylinder contains 20.0vmL of water. What is the final volume after the metal is added to the graduated cylinder?
A 120.0mL buffer solution is 0.105M in NH3 and 0.135M in NH4Br. What amount of HCl could this buffer neutralize before it fell below 9.0 pH
Calculate the amounts of Cu AND Br2 produced in 1.0 h at inert electrodes in a solution of CuBr2 by a current of 4.50 A. MW (Cu) = 63.55 g/mol /MW (Br2) = 160 g/mol & n = 2 mol e-
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