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Estimate the amount of heat (in J) required to raise 2 kg of (a) copper, (b) SiC, and (c) PTFE, from room temperature (25°C) to 100°C.
If a gas held at constant pressure had an initial volume of 5.00 L and the temperature changed from 35°C to 578 K what would be the final volume of this gas?
The average osmotic pressure of blood is 7.7 atm at 25.0c. What molarity of a sterile saline (i.e., aqueous sodium chloride) solution is isotonic with blood (Use a van't Hoff factor of 2.00 for sodium chloride.)
In titration experiment, 21.4 mL of 0.987 mol/L formic acid is required to neutralize 17.4 mL of Barium hydroxide. The concentration of the Barium hydroxide solution is
Question- Draw the structure of the monosaccharide in its B-furanose form a. used to make DNA b. used to make RNA
A sample of 5.53g of Mg(OH02 is added to 25.0mL of 0.200 M HNO3. How many moles of Mg(OH)2, HNO3, and Mg(NO3)2 are present after the reaction
Does your spectrum allow you to confirm that the structure of the product is a combination of the two reactants. Briefly explain.
Explain in terms of atomic structure why more energy is required to remove one electron from a fluorine atom than from a chlorine atom.
A tank is being filled through a valve by an ideal gas where the following applies: H=30*T(K) in J/mol for gas, R=8.314 in J/mol/K, H=40 T(K) for the liquid in J/mol (gas as liquid, different reference point than gas)
what type of electronic probe could be used to determine the pressure inside the
Suppose that 50.0 mL of a 0.0500 M solution of Pb(NO3)2 is mixed with 40.0 mL of a 0.200 M solution of NaIO3 at 25°C. Calculate the [Pb2+] and [IO3-] when the mixture comes to equilibrium. At this temperature, Ksp for Pb(IO3)2 is 2.6x10^-13.
what amount of solid naoh must be added to 1.0 l of a .15 m h2co3 solution to produce a solution with h 3.5x10-11 m?
Write an experimental procedure for determining the activation energy of the formaldehyde/bisulfite reaction.
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