Find the molality
A 40.0% mass percent solution of ethylene glycol (C2H6O2) in water has a density=1.0514g/mL. Find the molality (m).
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An equilibrium mixture in a 5.00 L vessel at 100 degree celsius contains 3.22 g NOBr, 3.08 g NO and 4.19 g Br2. Calculate Kc and Kp.
The following density measurements were made on a bar of iron: 7.58 g/mL, 8.02 g/mL, 7.83 g/mL, 7.80 g/mL, and 7.66 g/mL. Find The error of the average of this set of measurements?
Consider the following statement: To maximise profit, you need to sell your output at the highest price. Analyse the validity of this statement. How should marginal costs be considered when determining prices?
A voltaic cell is constructed that uses the following reaction and operates at 298 K. What is the emf of this cell under standard conditions?
Consider the following statement: To maximise profit, you need to sell your output at the highest price. Analyse the validity of this statement.
An equilibrium mixture of SO2, O2, and SO3 at a high temperature contains the gases at the following concentrations: [SO2] = 3.77 x 10^-3 mol/L, [O2] = 4.30 x 10^-3 mol/L, and [SO3] = 4.13 x 10^-3 mol/L. Calculate the equilibrium constant, Kc for
Martin Company's output for the current period results in a $ 10,000 unfavorable direct labor rate variance and a $ 5,000 unfavorable direct labor efficiency variance.
A solution contains 8.90g of KBr in 500.0mL of solution and has an osmotic pressure of 6.99atm at 25 degree C. Calculate the van't Hoff factor for at this concentration.
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Recommendations in the Chronic Pain Guidelines include all of the following EXCEPT: (a) All patients with a previous opioid prescription should
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