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The diatomic molecule AB has a dipole moment of 0.82 D and the A?B bond distance is 115 pm. Determine the percent ionic character of the bond in AB.
what is the final temperature of the mixed solution? The heat of neutralization is -56.2 kJ/mol. Assume the density and specific heat of the solutions are the same as those for water.
Super-green is an indicator with a Ka of 1.6 × 10-7. The acid form is yellow and the base form is blue. Awesome-orange is an indicator with a Ka of 5.0 × 10-5.
how many moles are present of an ideal gas at the following conditions: 1.0 atm, 25.0 C, and occupying 22.4 L, The Lewis structure for PF3 shows that the central phosphorus atom has _______ nonbonding and
Predict the products of the reaction between each of the following compounds and both chromic acid and PCC. a) 2-methyl-2-butanol
which of the following compounds is expected to have the strongest ionic bonds. a) RbF b) NaF c) NaI d) CsBr e) CsI
The concentration of glucose in blood is approximately 90 mg/100 mL. What is the weight/volume percent concentration of glucose. what is the molariy of glucose
have the same melting point.How can you determine if they are the same without using any form of spectroscopy? Explain in details.
A 1.784 gram sample containing an unknown amount of arsenic trichloride and the rest inerts was dissolved into a NaHCO3 and HCl aqueous solution.
A solution of acetic acid is 40% m/m with density = 1.045 g/mL. Calculate molarity, molality, and mole percent of the acid. Molecular weight of acetic acid = 60.05 g/mol
A rigid tank contains 20 lbm of air at 20 psia and 70F. More air is added until the pressure and temperature rise to 35 psia and 90F
What is the balanced molecular equation for the reaction. What is the balanced complete ionic equation for the reaction. What is the net ionic equation. Which ions are spectator ions
an optically pure compound was diluted to 200.0 mL with water and placed in a polarimeter tube 10.0 cm long. The measured rotation was -2.53° at 25 °C. Calculate the specific rotation of the compound.
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