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A student recovers 300 mg of trimyristin from her nutmeg sample. If this represents 20 % recovery, how much nutmeg did she start the experiment with assuming that trimyristin represents about 25% of the dried weight of ground nutmeg?
Why is water a reactant in the fermentationof sucrose? Enter the solubility-product expression
Question- The Nuclear mass of Fe-56 is 55.9207 amu. Calculate the binding energy per nucleon for Fe-56. (units J/nucleon)
Describe the Liquid-liquid extraction of a mixture of potassium iodide , benzoic acid and napthalene. Explain reactions and interactions that are important
Draw Fischer projection formulas for the products likely to be obtained from the bromination of (Z)-2-pentene with Br2/acetic acid.
Draw four structures corresponding to dihedral angles of 0, 60, 120 and 180 degrees. Clearly indicate the best and worst in this set.
How many moles of CaCO3 (MM = 100.1 g/mole) can be in this sample if it is pure CaCO3. What is the % CaCO3 in this sample
hydrogen peroxide decays into water and oxygen in a first-order process. please show me the steps to get
A 250.0 g sample of french fries is placed in a calorimeter with 500.0 g of water and an initial temperature of 21.0 C. After combustion of the french fries the water has a temperature of 48.0 C
CH3OH(g)-> CO(g) + 2 H2(g) H = +90.7 kJ Calculate E when 335.0 g of CH3OH(g) completely reacts at a constant temperature of 300 K and constant pressure of 0.95 atm. R = 8.314 J/mol*K and R = 0.08206 atm*L/mol*K
Calculate the Ki for a competitive inhibitor whose concentration is 6.5 x10-5 M that increases the Km of the substrate by 24.5%.
a metal sample weighing 45.0 grams and at a temperature of 99.1 degrees celsius was placed in 38.6 grams of water in a
Standard reduction potentials are given on the next page. (a) Draw a diagram of the electrochemical cell, labeling all electrodes and solutions. (b) What is the pH in the Pt | H+ | H2 half-cell? (c) What is the value of the equilibrium constant fo..
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