Calculate the mass of solid when added to other compound
Calculate the mass of solid NaCH3COO that must be added to 1.0 liter of 0.20 M CH3COOH solution so that the pH of the resulting solution will be 5.00. Assume no volume change due to addition of solid NaCH3COO.
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Determine the force in member BC. After the truss is sectioned use a single equation of equilibrium for the calculation of each force. State if these member is in tension or compression. Take F1 = 2 kN , F2 = F3 = 3.8kN , F4 = 5 kN, F5 = 3 kN.
A 58.0 mL solution of 0.500 M Cd(NO3)2 is prepared. What mass of NaOH is needed to precipitate the Cd2+ ions from this solution?
A potential difference of 102 mV exists between the inner and outer surfaces of a cell membrane. The inner surface is negative relative to the outer surface. How much work is required to eject a positive sodium ion (Na+) from the interior of the c
A 100 ? resistive load is attached to a lossless TL of 50 ? characteristic impedance (l_1 = 2.25cm), which itself is preceded by a 100-? TL line (l_2 = 11.25cm). If f=2GHz and up = 0.6c (c is the speed of light), what is the input impedance?
Calculate the mass of solid NaCH3COO that must be added to 1.0 liter of 0.20 M CH3COOH solution so that the pH of the resulting solution will be 5.00.
Calculate the amount of heat liberated (in kJ) from 325 g of mercury when it cools from 81.9°C to 10.0°C.
An airplane has a speed 600 km/h. If a wind begins blowing from the southwest at a speed of 88.9 km/h (average). In what direction should the pilot aim the plane so that it will fly due south?
Just a few degrees above the BCC to FCC transition temperature an iron membrane allows a flux of 10 carbon atoms/cm2-s to diffuse through.
The calorimeter containing a 50.0 mL sample of water at 298 K. She carefully records the final temperature of the water as 317 K. What is the value of Ccal for the calorimeter?
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