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Briefly explain laws of atoms with example
look up the densities of ethanol and water at room T in a habnbook ethanol 0.789 g/cm^3 and water 0.998 plot these two points on a graoh at 0 and 100%H2O
If the reaction is begun by adding the catalyst to a flask containing C2H6 at 10.0 bar, what will the partial pressure of C2H4 at equilibrium. Identify three steps the manufacturer can take to increase the yield of the product
Which equation represents a reaction that provides the heat of formation of CHCl3 (l)? a) C (s) + H (g) + Cl3 (g) à CHCl3 (l) b) 2 C (s) + 3Cl2 (g) + 2H(g) à 2 CHCl3 (l)
Problem- Part-1 Given that Kw for water is 2.4× 10-14 at 37 °C, Compute the pH of a neutral aqueous solution at 37 °C, which is the normal human body temperature.
A buffer contains 0.50 mol NH4^+ and 0.50 mol NH3 diluted with water to 1.0 L. How many moles of NaOH are required to increase the pH of the buffer to 10.00
Discuss the role of the courage of children in both Little Women (Louise Alcott) and Treasure Island (Robert Louis Stevenson).
A gaseous mixture of O2 and N2 contains 36.8% nitrogen by mass. What is the partial pressure of oxygen in the mixture if the total pressure is 685 mmHg.
Explain why some types of acidosis can be treated with intravenous bicarbonate ions.
Use the equipartition theorem to estimate the constant-volume molar heat capacity of (a) I2, (b) CH4, (c) C6H6 in the gas phase at 25oC.
Determining the pKa's of acetic acid (CH3COOH) and hydrofluoric acid (HF) (using 20 mL 0.2 M solutions) by measuring the titration curves of the two using 0.2 M NaOH as the titrant. Based on the pKa determined from the titration curve, select the bet..
The mass spectrum of an organic compound shows the relative abundances of M to be 36.44% and M 1 to be 8.277%. Assuming the peaks are caused by 12C and 13C isotopes
the total pressure in the container is 3.70 atm . Calculate the partial pressure of each gas in the container
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