Determining the reading on the scale
A person on the scale rides in an elevator. When the mass of the person is 60.0 kg and the elevator accelerates downward with the acceleration of 4.90 m/s^2, determine the reading on the scale?
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Calculate the freezing point of a solution that which contains 78.8 g of naphthalene dissolved in the 722 mL of benzene where d = 0.877 g/mL. Pure benzene has a melting point of 5.50°C and a freezing point depression constant of 4.90°C/m.
Compute the insurance of a solenoid having 300 turns if the length of the solenoid is 25cm and it cross-sectional area is 4cm squared.
What volume of the stock solution should be diluted to 25.0 mL to acquire the desired solution? From a stock solution of 0.100 M LiNO3 (aq), 25.0 mL of 0.0100 M LiNO3 (aq) is to be prepared.
Calculate the concentration in molarity if a solution is made by combining the 0.224 g glucose (C6H12O6) with enough water to make a final volume of the 250.0 mL.
For each 1 cubic centimeter of water added to bottle, water level rises 0.2 centimeters. If bottle is 25 centimeters tall, how many cubic centimeters of water is required to fill bottle?
An object having mass m = 13.0 kg is situated halfway between an object of mass 50.0 kg and an object of mass 70.0 kg which are separated by a distance 5.00 m. The magnitude of force on the object having mass 13.0 kg is _______ x10-9 N?
Calculate the standard deviation and the mean for this dataset? Make a report on the corrected standard deviation and the mean.
Determine the % empty space in a face-centered-cubic (FCC) lattice, and show that it does not depend on the edge length of the unit cell or on the size of the atoms in the unit cell.
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