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A mixture of the compounds aluminum bromide and magnesium oxide contains 0.381 g of aluminum and is 89.7 % by mass magnesium oxide. The compound aluminum bromide is 89.9 % by mass bromine. The compound magnesium oxide is 39.7 % by mass oxygen. Calculate the mass (g) of bromine in mixture.
Consider a 20.0% (m/v) solution. How can this be written as a conversion factor. * 20.0 g of solute/ 100 mL of solution * 20.0 g of solute/ 80 g of solution * 20.0 g of solute/ 100 g of solution * 20.0 g of solute/ 80 mL of solution
Provided you have sets of initial rate data for enzyme and substrate, explain using words and appropriate equations how to
What is the equilibrium concentration of fluorine if the initial concentrations of bromine and fluorine were 0.113 moles/liter in a sealed container and no product was present initially
Evaluate the efficiency for a compression ratio of 10:1. Assume that, in state A, V = 4.00 dm3, p = 1.00 atm, andT = 300 K, that VA = 10VB , pc /pb = 5, and that Cpm = 7/2 R
What is the minimum amount of energy from the sun required to produce 4 g of glucose in this way? ?Hf of glucose is -1260 kJ/mol.
At 2000 degrees Celsius the equilibrium constant for the reaction 2NO (g) N2 (g) + O2 (g) is Kc=2.4x10^3 The initial concentration of NO is 0.174 M
Express the pressure of hydrogen in atm after the volume has changed to 1.28 L and the temperature is raised to 114 oC.
What is the heat change of a 25 g block of iron that starts at a temperature of 22 degrees C and increases to 79 degrees C?
elemental exonium not a real element consists of two major isotopesabundance mass59 94 amu41 112 amuwhat is the atomic
How many GRAMS of zinc iodide are present in 1.56 moles of this compound? and explain to me how to find it
Determine the degree of unsaturation for C5H8. Draw constitutional isomers of C5H8 that are terminal and internal. Name each molecule according to IUPAC.
20.00 mL of 0.160 M HC2H3O2 (Ka = 1.8x10-5) is titrated with 0.200 M NaOH. What is the pH at the equivalence point
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