Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
Assume ideal gas behavior. A 125 mL Erlenmeyer, flask has a calculated volume of 152 mL. A 0.199-g sample of an unknown vapor occupies the flask at the 98.7 oC and 754 torr.
Describe the equilibrium concentrations of PCl5, PCl3, and Cl2 if only PCl5 is present initially, at a concentration of 0.160M. At a certain temp, the reaction PCl5 <--> PCl3 + Cl2 has an equ
A sample which is having of 3.10 g of SO2(g) originally in a 5.20-L vessel at 26 degrees C is transferred to a 11.0-L vessel at 25 degrees C. A sample of 2.45 g N2(g) originally in a 2.60-L vessel a
1 mole of glucose has been converted into two smaller fragments during the first 5 steps of the glycol tic pathway, at the cost of 2 moles of ATP. At this stage, the process would seem to not
The resulting pyruvate is then converted into the other metabolites under the anaerobic conditions by two methods after the completion of glycol sis.
What is the cause of the inhibition and which specific step is inhibited by the presence of these ions and Determine the end products of this inhibition process?
Compute a particle undergoing a random walk on the x axis, starting from the x=0. At each step, the particle is equally likely to move right or left by distance s.
Determine pH after adding the 0.010 M HCl to 1000 mL of a buffer solution. Containing the 0.10M acetic acid ( HC2H3O2) and 0.10M sodium acetate (Na C2H3O2). Ka=1.8 x10^-5
Determine the molarity of the acid solution if 26.25 mL of a standard of a standard 0.1850 M NaOH solution is needed to neutralize the 25.00 mL ofH2SO4
Determine the energy released when the 12.5 g of steam at 120Celsius are converted into the ice at minus 25 Celsius. Demonstrate the formula.
Determine the partial pressure of the CO2 if a gaseous mixture containing the 2.5 mol of N2 and 7.6 mol of CO2.The mixture has a total pressure of 7.5atm.
At 21.2 Celsius an 82.5 g sample of a metal is heated to 98.5 Celsius and is added to 125.0 g sample of water. The final temperature of the mixture is 27.5 Celsius after thermal equilibrium is estab
At a temperature of 28.33 Celsius a sample of chromium weighing 34.5 g was initially. It needed 945 Joules of heat energy to increase the temperature to 31.75 Celsius.
Assume the mixture is ideal. A mixture is formed form 5 mol of liquid benzene and 5 mol of liquid tolulene at 25C and 1atm. Use Δf G (benzene, l)=90kJ/mol and Δf G(toluene)=100kJ/mol.
Explain how would you write the balanced equation for the reaction of the acetaldehyde, CH3CHO with Toller's reagent, Ag(NH3)2+ (aq).
Illustrate the lew is structure for the molecule, including all the resonance structures. The formulas for Nitryl chloride is NO2Cl. Explain the electron pair and the molecular geometries, and g
Determine the buffer capacity of an acetate buffer with concentrations of HAc and NaAc are 0.1 m mole per liter? Explain what equation to use and how to work the problem.
Briefly explain why this is atonable assumption given the experimental conditions. An implicit assumption of the Dumas Method is that the gas in question behaves ideally.
Explain what effect does this error have on the reported value for the molar mass of the compound? Briefly explain. The barometer reading is recorded to be higher than the actual value.
Determine the base salt for ethyl p-amino benzoate and the formula for it? Calculate the reaction for ethyl p-amino benzoate with concentrated 3M HCl?
Determine the percentage of nitrogen and oxygen in the air dissolved in the water at 25 deg C. The air in equilibrium with the water at 1bar may be considered to be 20% oxygen and 80% nitrogen.
When H-I dissociates, the H atoms move away rapidly, whereas the relatively heavy I atoms move little. By using photons of specific wavelengths, chemists can dissociate gaseous H-I to produce H atom
Calculate the SI units of a time-independent wave function for a particle-in-a-one-dimensional box and a particle-in-a-three dimensional box? Ψ (wave function)
Newton had an incorrect theory of gases in which he assumed that all gas molecules repel one another and the walls of their container.
Determine the final temperature of the part to one decimal place when a 343 g aluminum engine part at an initial temperature of 23.3°C absorbs 3,635 J of heat.