Write the balance equations for the reduction of benzil
Write the balance equations for the reduction of benzil or camphor assuming that each mol of NaBH4 provides four moles of hydrid.
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A 10 cm long thin glass rod is uniformly charged to +50nC . A small plastic bead, charged to - 5.5nC , is 4.5cm from the center of the rod. What is the magnitude of the force on the bead?
A quality of 50% at the same pressure as it entered. Based on steady flow through the condenser what is the heat flow rejected to the outside air in Btu/s to three significant digits?
Consider a railroad flat car of weight W=2760 N that can roll without friction along a straight horizontal track. Initially a man of weight w=496 N is simply standing on the car, which is moving to the right with speed Vo=3.8km/hr.
A study compared music compact disc prices for internet-based retailers and traditional brick and mortar retailers. Before collecting the data, the researchers carefully defined several research hypothesis including:
Two 10-cm-diameter charged rings face each other, 16.0 cm apart. Both rings are charged to + 50.0 nC . What is the electric field strength at the center of the ring?
Assume that junctions of thermocouples are spherical and contain 30% of costantan and 70% of iron (mass fractions). a. Calculate time constants of both thermocouples.
A steel cable 1.25 inches in diameter and 50 ft long is to lift a 40,000 lb weight. What is the length of the cable during lifting? The modulus of elasticity of the steel is 30x106 psi.
You are 88 % certain the neighbor will remember to water the plant. When you return from vacation, the plant is dead. What is the probability that the plant died because your neighbor forgot to water it?
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