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How many moles of Chromium(II) bromide, CrBr_2, are present in a sample that contains 2.52 moles of bromide ions?
How many moles of bromide ions are present in a sample that contains 3.4 moles of CrBr_2?
The extent of ionization of a weak electrolyte is increased by adding to the solution a strong electrolyte that has an ion in common with the weak electrolyte.
A reaction mixture initially contains a Br2 partial pressure of 755 torr and a Cl2 partial pressure of 725 torr at 150 K. Calculate the equilibrium partial pressure of BrCl.
Classify each of the following bonds as nonpolar covalent, polar covalent, of ionic. If a bond is polar covalent, identify the atom that has the partial negative charge and the atom that has the partial positive charge
Reaction of 3-pentanol with potassium iodide in aqueous ethanol gave no reaction under several different reaction conditions. If one adds a catalytic amount of para-toluenesulfonic acid
If 42.0 g of CO and 27.0 g of H2O are placed in a 5.0 L flask with 132 g of CO2 and 6.0 g of H2 and allowed to reach quilibrium, what will the concentration of CO be when the system finally reaches equilibrium?
evaluate zeff for a valence electron in the elements li through ne and use the result to explain the observed trend in
1 write the aldol product that would be obtained if dibenzylketone condensed with itself. only a single condensation.
an iron ore sample contains fe2o3 together with other substances. reaction of the ore with co produces iron metal fe2o3
water boils at 63.7 Celsius. What weight of ehtyl iodide would be carried over by 1g of steam during steam distillation?
Assuming the following reaction proceeds in a forward direction Cu2+(aq)+Ca(s)----> Cu(s) + Ca2+(aq) Which one is oxidized and which one is reduced
A compound called pyrene has the empirical formula C8H5 . When 4.04 g of pyrene is dissolved in 10.00 g of benzene, the boiling point of the solution is 85.1°C.
The reaction of 2,2-dimethyl-1-propanol with HBr is very slow and gives 2-bromo-2-methyl-propane as the major product.
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