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Problem- A student is standardizing her NaOH solution as described in this experiment. She obtains the following results: mass of KHP=0.5438 g initial buret reading=3.22 mL final buret reading=20.46 mL What is the concentration of her NaOH solution?
Express your answers to three significant figures separated by comma.
Calculate the volume of CO2 produced at 37 degrees celsius and a 1.00 bar when 1.00 gram of glucose is metabolized.
calculate the pH change when 25 mL HCl are added to 500 mL of a solution that is 0.10 M CH3COO-
Question- The adiabatic mixing temperature is the temperature achieved when two fluid streams of different temperature and/or composition are adiabatically mixed. Compute the adiabatic temperature for the following case:
Define when 5.00 mol of benzene is vaporized at a constant pressure of 1.00 atm as well as at its normal boiling point of 80.1°C, 169.5 kJ are absorbed and PV for the vaporization process is equal to 14.5 kJ then E = kJ and H = kJ.
a flask containing 352 ml of gaseous nitrogen is collected over water at a temperature of 22 degree celsius. the total
Assume that a particular reaction evolves 243 kJ of heat and that 28 kJ of PV work is gained by the system....? 1) What are the values of delta E and delta H for the system? 2) What are the values of delta E and delta H for the surroundings?
which atom will have the largest atomic radius? Sb, Ba, or F?
1 liter of sodium carbonate 0.4 M is added to 1 liter HCl 0.3 M what is the excess material and how many moles remains?
a 0.692 g sample of glucose c6h12o6 is burned in a constant volume bomb calorimeter. the temperature change is measured
How much of a 500 ml bottle of 1.00 molar KCl solution should be diluted with deionized water to give 200.00 ml of a 0.100 molar solution
The following reaction is first order with respect to NO and first order with respect to O2, and the rate constant is 5.0 x 104 M-1s-1: 2NO(g) + O2(g) --> N2O4(g)
A stock solution is prepared by adding 23 mL of 1.6 M Pb(ClO3)2 to enough water to make 50 mL. How many moles of ClO3- are in 24 mL of the stock solution?
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