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Fungal laccase, a blue protein found in wood-rotting fungi, is 0.390% Cu by mass. If a fungal laccase molecule contains 4 copper atoms, what is the molar mass of fungal laccase? Please provide the correct number of significant figures!
Benzoic acid and Urea have been put into capillary tubes and then using a capillary heater to melt the compounds.
Provide step-by-step mechanism for the rxn (1S,2R)-2-methylcyclopentanol with 85% H3PO4 at 170 degrees C.
a student in lab has 3.00 g of pure n2 in 0.541 g pure h2. the reaction happens following this equation n2g 3h2g rarr
A solution is prepared by dissolving 6.00 g of an unknown nonelectrolyte in enough water to make 1.00 L of solution. The osmotic pressure of this solution is 0.750 atm at 25oC. What is the molecular weight in g/mol of the unknown solute
Problem- An aqueous solution contains 0.147 M ascorbic acid (H2C6H6O6) and 0.103 M hydrochloric acid. Calculate the ascorbate (C6H6O6) 2- ion concentration in this solution.
How many mL of concentrated HCl (At 25C is 36.46 g/mol), should be diluted to prepare 25.0L of a solution that has a pH of 1.20
If you obtain 0.358 g of the product 1-(4-methyoxyphenyl)-2-methylpropane-1-ol (MM=180.21 g/mol) find your percent yield for your reaction.
Working on a lab report and need to answer the question: why would any insoluble hydroxide tend to dissolve in acidic solution?
When adjusted for any changes in delta h and delta S with temperature, the standard free energy change delta G at 500K is equal to 9.8x10 4 J/mol.
What will be the final temperature of a 15.0g sample of water that is heated with the addition of 4.2kJ at 18 0C
Entire the Lewis structure for N(NO2)2- including any resonance forms and assign formal charges
the proton nmr spectrum of a compound gives a singlet at ? 2.10 and ? 2.56 in a ratio of 32 respectively. which
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