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Compare the relative translational, vibrational, and rotational contributions to heat capacity for gaseous water and sulfur hexaflouride at a fixed temperature, For each kind of motion, state which molecule has greater heat capacity owing to that motion, Also, which molecule has total heat capacity.
22.3 g of a substance X dissolves in enough water to make 0.507 L of a 0.779 M solution. Calculate the molar mass of X in g/mol.
Water autoionizes to produce hydronium ion and hydroxide ion. The product of the concentrations of these ions equals the water autoionization constant, Kw.
What is the pH (to nearest 0.01 pH unit) of a solution prepared by mixing 67.0 mL of 0.0755 M HBrO and 89.0 mL of 0.130 M NaOH
You have 135.8 mL of a 2.50, solution of Na2Cr04 (aq). You also have 125 mL of a 2.50 M solution of AgNO3. Calculate the concentration of Na+ after the two solutions are mixed together.
How many different types (sets) of hydrogens are there in 2,2-dimethylpentane
An electron in the n=4 energy level of a He+ atom could be in any number of degenerate energy states or orbitals. List all of the possible values of the 1 and m1 quantum numbers for n=4, identify the 1 values in terms of the usual letters
Calculate the concentrations of all species in a 0.310-M solution of H2X if K1 = 1.00E-04 and K2 = 1.17E-07
a 51.6 ml dilute solution of acid at 23.85 degrees celsius is mixed with 48.5 ml of a dilute solution of base also at
When 0.938 milliliters of sulfuric acid is reacted with 2.5 milliliters of 0.00125 M potassium hydroxide, what pH reading would you expect
An industrial chemist 2.00 moles each of h2 and co2 in a 2.00 L container at constant temperature of 800 degree celcuis. this reaction occurs:
what spontaneous reaction will occur in aqueous solution among the ions Sn4+, Sn2+, Co3+, and Co2+ ? What will be the E°cell for this reaction?
Compute the number average molecular weight for a polypropylene for which the degree of polymerization is 15,000.
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