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Given the following equation, how many grams of PbCO3 will dissolve when 1.5L of 1.00 M H+ is added to 6.00g of PbCO3? PbCO3(s) + 2H^+(aq) = Pb^2+(aq)+ H2O (l)+ CO2(g)
container at a temperature of 47C exerts a pressure of 6.3 atm. Calculate the number of moles in the sample
If you predicted that no ionic compound would form from the reaction in part e, what minimum amount of AX(s) lattice energy might lead to compound formation
A generic salt, AB, has a molar mass of 189 g/mol and a solubility of 6.10 g/L at 25 C what is the Ksp of this salt
Calculate the amount of heat liberated (in kJ) from 375 g of mercury when it cools from 89.2°C to 15.7°C
When 4.0 g of sulfur is burnt in excess oxygen, 40 KJ of heat is evolved. What is the enthalpy change for the combustion of sulfur?
The objective is to implement a menu-based system for Bank Accounts in order to simulate a very simple banking system. Many structures have to be declared to manage bank accounts.
A 195mg sample of a non-electrolyte isolated from throat lozenges was dissolved in enough water to make 10.0mL of solution at 25 degrees Celsius. The osmotic pressure of the resulting solution was 4.83atm. Calculate the molar mass of the compound.
100 ml of 1 M acetic acid (pKa 4.76) are placed in a flask. The following volumes of 1 M KOH are added, and the total volume is adjusted to one liter with water.
How many milliliters of 1.10 M CuSO4 must be diluted to make 602 milliliters of 0.400 M CuSO4
Can some explain clearly how to determine the valence electrons of transitional metals and also their ions. for ex Mo, Mo2+, Ag, Pb. Pb2+. Confuse about what makes up their outer shell.
for the neutralization reaction involving HCl and Mg(OH)2, how many liters of 0.60 M HCl are needed to react with 45 g of a 2.5 M Mg(OH)2 solution? (density= 1.3 g/mL)
what is the correct electron configuration for Cr (chromium). Chose the proper Lewis dot structure for the compound or poliatomic ion: Sulfur Dioxide (SO2).
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