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As far as dietary concerns, explain what was considered the advantage of utilizing high fructose corn syrup as a sweetener over sucrose?
A sucrose (C12H22O11) solution that is 45.0% sucrose by mass has a density of 1.203 g/mL at 25 C. Calculate its: a. molarity b. molality c.vapor pressure (vp H2O at 25 C=23.76 mm Hg) d.normal boiling point
Calculate the empirical formula for a chemical compound which gives the following analysis: 12.6 percent lithium, 29.2 percent sulfur, and 58.2 percent oxygen.
If 19.0 mL of 0.800 M HCl solution are needed to neutralize 5.00 rm mL of a household ammonia solution, what is the molar concentration of the ammonia?
Consider the following reaction: HC2H3O2 (aq) + H2O (l) = H3O+ (aq) + C2H3O2- (aq) Kc=1.8*10^-5 at 25C If a solution initially contains 0.260M HC2H3O2, what is the equilibrium concentration of H3O+ at 25C
As a technician in a large pharmaceutical research firm, you need to produce 200 mL of 1.00 M a phosphate buffer solution of pH = 7.06. The pKa of H_2PO_4}^- is 7.21. You have 2.00 L of 1.00 M KH_2PO_4 solution and 1.50 L of 1.00 M K_2HPO_4 soluti..
How much heat is needed to melt 22.4g of ice at zero degrees celcius to form liquid water at zero degress celcius?
Assume the total heat capacity of the air C air=30 J/K. Describe what's the likely ice will ne after the system reaches equilibrium. b) Estimate theliekly final temperature after reaching equilibrium
Tungsten trioxide (WO3) has a rich yellow color and is often used as a pigment in ceramics and paints. In order to test a ceramic vase for its WO3 content, a 10.00 g sample of the vase was ground and reduced with Pb(Hg) to convert any WO3 to W3 . ..
What is the concentration of free Ni2+ ions in a saturated Ni(OH)2 solution if the pH is buffered to remain at 8.4? The Ksp of Ni(OH)2 is 6.0 x 10^-16.
the total volume of hydrogen gas needed to fill the hindenburg was 2.0x108 l at 1.0 atm and 25degc. how much heat was
The mass percent of glucose(C6H12O6) in human blood is 0.102%. The density of human blood @ 37 C is 1.08 Kg/L. Assume the mixture of non-glucose components in blood is the solvent.
Calculate the wavelength of the n=4 to n=1 and the n=4 to n=3 transitions. Indicate in which regions of the electromagnetic spectrum these transitions would occur.
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