Chemical formula for potassium tetrabromo
What is the chemical formula for potassium tetrabromo(ortho-phenanthroline)-cobaltate(III)
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Cobalt-60, which undergoes beta decay, has a half life of 5.26 years. How many beta particles are emitted in 160 s by a 3.95 mg sample of 60Co?
Calculate the theoretical yield of AlF3, obtained from 0.35 mole of Al in the reaction:
A solution containing 16.9 g of nonvolatile molecular compound in 250. g of water has a freezing point of -0.744°C. What is the molar mass of the substance?
Calculate the mass ( kg ) of the solute C4H8O and the volume ( mL ) of the solvent C6H6 that should be combined to generate 6450 g of a solution that is 2.07 m C4H8O.
There are side reactions. These plus losses of product during its purification reduce the overall yield. A typical yield of purified adipic acid is 68.6%.
What is the volume of the Hope Diamond, the world's largest blue diamond at 44.4 carats? (1 carat = 200 mg). How many carbon atoms does it contain?
What is the main purpose of scratching beaker's wall during the synthesis of the complex?
When 24.0 g of glucose (a nonelectrolyte) are dissolved in 500. g of water, the solution has a freezing point of -0.47°C. What is the molar mass of glucose? Kf of water is 1.86°C/m.
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