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How do you determine the mass of something need to produce a certain amount of another thing if you only have the volume
Suppose you have the following reagents available under standard conditions. (i.e., P = 1 atm for all gases; t = 25 oC; C = 1 mol L-1 for all aqueous species, including H+.) Co(s), Ag+(aq), Cl-(aq), Cr(s), BrO3-(aq), I2(s), F-(aq) (a) Which is the..
State a balanced chemical equation for the reaction that occurred. Keep in mind that halides are present in solution as sodium salts. Example sodium bromide
Which of the following molecular geometries could lead to linear molecule after removal of one atom? A.T-shaped B.See-saw c.Trigonal Bipyramid d.Triangular planar e.Bent
Use the density of copper (8.95 g/cm3) and its molar mass (63.55 g/mol) to calculate an approximate atomic radius for copper.
A sample of nitrogen gas is contained in a pistol with a freely moving cylinder. At 0.0 C , the volume of the gas is 375 ml. To what temperature must the gas be heated to occupy a volume of 500.0ml
The reaction shown above has been determined to be first order with respect to N2O5. If 0.0250 moles of N2O5 are charged into a 2.00 L vessel, explain how many moles will remain after 150 seconds if the rate constant is 6.82 x 10-3 s-1 at 70 oC
if the level of solution in the column drops below the level of the resin, channels will be formed in the resin column.How will this influence the efficiency of ion exchange in the column?
An exothermic reaction liberates 7.58 kJ of heat in a coffee cup calorimeter containing 157 grams of solution. The temperature of the solution in the calorimeter increases by 11.2°C. How much heat was absorbed by the calorimeter? Assume the specif..
The pKa values for some weak acids are given Which is the strongest acid of the group. A. pKa=2.5 B. pKa=7 C. pKa=9.2 D. pKa values have nothing to do with acid strength
A solution was prepared by dissolving 5.76g of KCL*MgCl2*6H2O (277.85g/mol) in sufficient water to give 2.000L
What is the solubility of CuCL in solution with 2.0 M NaCl. equilibrium constant for CuCL2- = 7.9 x 10^4
3 enclosed flasks with different volumes have 50 ml of h20 at the temperature of forty degree celsius volume of flask 1
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