What is the mass number of the isotope lithium-7?

If water in a bath is at 104°F then what is the temperature of the water in degree Celsius?

A brick is lying on a table in a state of static equilibrium. If the mass of the brick is 7.52 kilograms, what is the normal force exerted by the table on the brick A. - 73.7 newtons B. 73.7 newtons C. 80.7 newtons D. 7.52 newtons E. 8.07 newtons

Explain why a can if sida pop explodesif left in the hot sun

What is loudness of sound?

Aluminum has 13 energy levels. How many electrons are found in the outermost energy level for this atom? Which energy level is the outermost?

Water, with a density of rho = 1125 kg/m 3 rho=1125 kg/m3, flows in a horizontal pipe. In one segment of the pipe, the flow speed is v 1 = 6.53 m/s v1=6.53 m/s. In a second segment, the flow speed is v 2 = 1.17 m/s v2=1.17 m/s.

If you are standing on a weighing scale in an elevator what happens to your weight if the elevator accelerates up or accelerates down? Are you going to weigh less, weigh more or the same?

A student throws a coin vertically downward from the top of a building. The coin leaves the thrower'S hand with a speed of 15.0m/s. How far does it fall in 2.00 s?

A force between two objects?

Two iron rods are placed horizontally, touching end-to-end. One end of one rod is heated. After some time, the other rod also feels warm to touch.