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A) Metals lose electrons to form stable ions that are isoelectronic with the previous noble gas. Explain what is the charge on lithium ion?
B) Type the elemental symbol for another element a metal that would be predicted to have the same charge as the lithium ion.
C) While forming monatomic ions, halogens gain electrons to become isoelectronic with the next noble gas. Explain what is the charge on the iodide ion?
D) Define which is the correct formula for nickel (II) nitrate?
the mineral fluorite is composed of CaF2. the molar solubility of calcium fluoride in water is 2.1x10^-4 moles/L. what is the ksp of CaF2
The energy levels the electron can occupy in the Be3+ ion can be calculated using the energy level equation. Calculate the energy in J of the electron when it is in the n= 4.00 level.
Specified that the density of CaO(s) is 3.34 g/cm3 as well as that the length of an edge of a unit cell is 481 pm, Find out how many formula units of CaO there are in a unit cell.
If a buffer is made up to be 1.0M in acetic acid and 1.0 M in sodium acetate, predict how much acid will be required to change the pH of 100mL of the buffer by 0.1 pH units.
2Na(s) + Cl2(g) ? 2NaCl(s) If 5.00 g of sodium metal reacts completely with excess chlorine gas, and 11.5 g NaCl is actually obtained, what is the percent yield of sodium chloride
Calculate the conditional formation constant Kf for the formation of an EDTA complex with copper
What temperature would have to be maintained to have 1.4 moles of CO2, at 78 kPa, occupy a volume of 22.4 L
a sample of 36.0 mg of an organic compound that has molar mass 84.0 gmol is dissolved in 10.0 ml of h2o. solution is
two mass streams of an ideal gas are mixed in a steady-flow process in a mixing chamber while receiving heat transfer
Assume you place 0.167 grams of a gaseous compound in a 0.346 Liters flask. It exerts a pressure of 0.427 atm of 30 degrees Celsius.
What is the theoretical yield of SO 3 produced by the quantities described in Part A and How many Oxygen molecules are required to react with 7.82g of S?
Vitamin b6 is needed in the metabolism of amino acids. When it binds to an enzyme it forms a complex with the e-amino group of lysine, which is a primary amine.
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