Antimony (Sb), which has an atomic weight of 121.75 amu, has two naturally occuring isotopes: Sb-121 and Sb-123. If a sample antimony is 42.70% Sb-123, which has a mass of 122.90 amu, what is the …

Look for the specific bonds and the atomic radii , We will assume that the bond lengths are the sum of the radii of the atoms involved.Thus, we predict C-S bond length = radius of C + radius of S = 0.77 A …

delta [Br2] / delta t = -1/2 delta [HBr] / delta t = y/2 M/s now to find the number of moles of Br2 for part c; rate of formation of Br2 = moles of Br2/ volume* delta t delta t and volume is given to you in the …

Oct 31, 2009 · Find the heat capacity of the bomb calorimeter. I have found a supposed solution that says to divide the energy of the combustion by the temperature change, but that gives an incorrect …

1) write formulas for a) elemental aluminum Al b) elemental iodine I2 c) aluminum iodine AlI3 2) write a balanced equation Al + 3I2 --> 2 (AlI3) 3) how many moles were mixed? moles elemental iodine …

Find excess moles of reactant. Find total volume of solution. Find molarity of excess substance. From this you can find the pH. (as it looks like the acid is excess, you will find the excess [H+] ions and …

Find the molarity of the resulting mixture when two solutions of different molarity mixed togather and volume are additive

Question: If an aqueous solution of honey, containing 500g of glucose and fructose (C 6 H 12 O 6) has a volume of 2.5 Liters (2,500 ml) what is the % (w/v) of the honey solution and what is the Molarity of …

A 0.964-gm sample of a mixture of sodium formate (HCOONa) and sodium chloride is analyzed by adding sulfuric acid. the equation for the reation for sodium formate with sulfuric acid is shown below. …

The temperature of a pices of unknow metal with a mass of 18.0 grams increases from 25.0 to 40.0 when the metal absorbed 124.2 J or heat. What is the specific heat of the unknown metal?