What is the identity of the alkaline earth metal chloride
Electrolysis of an alkaline earth mtal cloride using a current of 5.00 A for 748 sec. deposits .471g of metal at the cathode. what is the identity of the alkaline earth metal chloride?
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A gas is confined to a cylinder with a movable piston. A small weight is placed on the piston after which the system reaches equilibrium, shown above. If the weight of the piston and the additional small weight is F = 76.0 N and the piston has an
Smith is a weld inspector at a shipyard. He knows from keeping track of good and substandard welds that for the afternoon shift 5% of all welds done will be substandard.
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Assume the water temperature is 25oC. The pressure in the smaller section is P1=300 kPa. Calculate the downstream pressure, P2, and estimate the error that would have occurred if Bernoulli's equation had been used.
Reconsider the same situation, except that now there is a point charge of +q on the plane and a point charge of -q at the other end of the guideline. In this case, the line breaks when the kinetic energy of the plane is 51.9 J. Find the magnitude
A physical fitness association is including the mile run in its secondary-school fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 440 seconds and a standard deviation of 60
A first order reaction has an Arrhenius constant for the reactionis 4.8 x 1011 sec -1, and an activation energy of 61.4 kJ. At what temperature (in Celsius) is the rate constant equal to 0.459 sec-1?
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