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Calculate the molarity of each of these solutions. a. A 5.623-g sample of NaHCO3 is dissolved in enough water to make 250.0 mL of solution. b. A 184.6-mg sample of K2Cr2O7 is dissolved in enough water to make 500.0 mL of solution. c. A 0.1025-g sample of copper metal is dissolved in 35 mL of concentrated HNO3 to form Cu2 ions and then water is added to make a total volume of 200.0 mL
Select a process variable (pressure / temperature / level / flow) and conduct a literature survey to determine recent developments in process instrumentation field. Identify any one novel instrument and explain in detail the working of the instr..
questiona personal protective equipment are only used when it has proven impractical to control occupational hazards by
The atmospheric pressure of 100k Pa acts on the other side of the piston. The gas is heated until the volume is doubled and the final pressure is 500 kPa. Calculate the work done by the gas.
What is the net energy balance ratio for the production of biodiesel from soy. You are replacing a 75 W light bulb in your home that operates, on average, 6 hours per day. You can select from the three light bulbs shown in the table below. Note th..
Latest commercial technologies, R&D in visbreaking with potential areas still need for improvement
Fresh halibut livers containing 25.7 wt % oil are to be extracted with pure ethyl ether to remove 95% of the oil in a countercurrent multistage leaching process. Calculate the amounts and compositions of the exit streams and the total number of the..
thermometry is the science of temperature measurement.nbsp for a thermometer to work we infer the temperature from the
Calculate the theoretical stages needed to separate a 10 mole% ethanol liquid saturated feed into a 80 mole% distillate and a 0.1 mole% bottoms at 1 atmosphere pressure.
Describe issues to be considered when developing an evacuation procedure to help ensure the safe evacuation of employees and visitors in the event of a fire Outline the benefits of undertaking regular fire drills in the workplace
Derive a Differential Equation which will show how temperature in the tank changes with time. State assumption used. Solve this model to obtain T(t) given that T(t=200s) = 50°C.
Application of reverse osmosis principles for the desalination of sea water
Finding the Heat of Reaction (Enthalpy) from Heats of Formation, Calculate the heat of reaction at the standard reference state for the following reactions
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