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Use the percent composition of total protein in skim milk to determine the percent of the total protein that is due to the casein fraction.
cube of a silver-colored metal with a volume of 64 cm3 has a mass of 672 g. The density of pure silver is 10.5 g/cm3. Is the metal pure silver?
A current of 4.85 A is passed through a Cu(NO3)2 solution. How long (in hours) would this current have to be applied to plate out 7.60 g of copper?
what is the chemical equation that describes both these reactions? Please give the chemical equations of what happens in this situation
a well-insulated turbine operating at steady state develops 28.75 mw of power for a steam flow rate of 50 kgs. the
A graduated cylinder contains 148 of water. A 17.0 piece of iron (density = 7.86 ) and a 19.0 piece of lead are added. What is the new water level in the cylinder?
The solution is filtered, and a 60.00mL sample titrated with HCl requires 11.13mL of 9.78×10?2 M HCl to reach the end point. Calculate Ksp for Ca(OH)2
When the 1s orbitals of two hydrogen atoms combine to form a hydrogen molecule, how are the electrons distributed in the resulting molecular orbitals
Question- The pKb values for the dibasic base B are pKb1 = 2.1 and pKb2 = 7.3. Calculate the pH at each of the following points in the titration of 50.0 mL of a 0.65 M B(aq) with 0.65 M HCl(aq}
a railroad car derails and spills 36 tons of concentrated sulfuricacid. the acid is 98.0 mass h2so4 and has a density
Describe the type of bonding that your unknown has (covalent, polar covalent). Locate and show any dipoles in your compound
Consider a 54.6 g sample of H2O(g) at 119°C. What phase or phases are present when 132 kJ of energy is removed from this sample? Specific heat capacities: ice, 2.1 J/g·°C; liquid, 4.2 J/g·°C; steam, 2.0 J/g·°C, ?Hvap = 40.7 kJ/mol, ?Hfus = 6.02 kJ..
Arrange the spectrochemical series of VO2+
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