A 1,000 of c-14 is left to decay radioactively. The half life of Carbon-14 is approximately 5,700 years. What fraction of the sample will remain after 17,100 years

In what state is gold at a 800°c

If the strength of the magnetic field at A is 48 units and the strength of the magnetic field at B is 3 units, what is the distance to B? (Drawing is not to scale!)

What does refract mean?

How much work is needed to lift a barbell that has a weight of 445 N a total of 2 meters off ground

What is the tendency of matter to resist any change in motion?

What is the formula for velocity?

The 3.00 kg cube in fig. 15-47 has edge lengths d 6.00 cm and is mounted on an axle through its center. a spring (k 1200 n/m con - nects the cube's upper corner to a rigid wall. initially the spring is at its rest length.

A freight train traveling with a velocity of - 4. o m/s begins backing into a train yard. if the train's average acceleration is - 0.27 m/s^2 what is the trains velocity after 17s

How can we describe an atom

What is the volume of a gold nugget that weight 2.20kg. the density of gold is 19g/cm^3 ... ?