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Can someone please help explain why the negative slope of thesolid liquid line in the H2O phase diagram is unique? What does this situation tell about the density of liquid H2O andice?
When comparing the successive ionization energies of an element, an unusually big increase in ionization energy is seen when
how many moles of glucose, C6H12O6 can be burned when 60.0 mol of O2 is available?
If a protein sample has a molar mass of approximately 14,000 u, what is the expected freezing point depression when 1.00g is dissolved in 50.0mL of distilled water
How is the mass in amu of one atom of an element related to the mass in grams of one mole of the element?
A 100.0, mL of 10.0 mM phosphate buffer, pH 7.5 (pKa2 = 7.2). You are provided with 0.200 M KOH and 0.100 M KH2PO4 solutions. Calculate volume of KOH and KH2PO4 solutions.
A healthy stream has an oxygen concentration of 0.00850 g/L. Assuming no biological process affects this concentration, what must be the pressure of oxygen
Silver has only two naturally occurring isotopes 107ag with a mass of 106.90509 amu and an abundance of 51.84% and 109 ag with a mass of 108.9047 amu. calculate the atomic mass of silver.
1what happens when chlorosulfonic acid comes in contact with water?2how will you safely destroy any residual of
In one episode of the 1960s television sitcom, Gilligan's Island, the famous professor constructed voltaic cells to use as substitues for their radio's dead batteries.
One mole of an ideal gas (Cv=3/2R) is heated at (a)constant pressure and (b) constant volume from 298Kto 353K. Calculate delta_S for both cases.
The combustion of propane may be described by the chemical equation. C3H8(g) + 5O2(g) arrow 3CO2(g) +4H2O(g) How many grams of O2(g) are needed to completely burn 95.5 g of C3H8(g)
A piston performs 450 L*atm of irreversible work on the surrounding, while the cylinder in which it is placed expands from 10. L to 25L. At the same time, 45 J of hear is transferred from the surroundings to the system.
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