A common isotope of iron-56 has an atomic number of 26. The total number of subatomic particles in the nucleus is? A. 26 B. 56 C. 82 D. 30

The product PV, where P and V represent pressure and volume respectively, is a unit for which?

Do the data for the second part of the experiment support or refute the second hypothesis? Be sure to explain your answer

The path of a table tennis ball after being hit and hitting the surface of the table can be modeled by the function h = - 4.9t (t-0.42) where h is the height in meters above the table and t is the time in seconds.

One leg pressed against wall, can we raise second leg? if not then explain why?

Nutrients move into the bloodstream from the digestive system by a process called

What is the relative size and composition of the universe, a galaxy, and a solar system? Is the universe endless?

A bumblebee has a mass of 0.22 g. If its speed is 11.50 m/s, calculate its kinetic energy K E.

Momentum is distancemassforcetime times velocity.

A block accelerates at 3.7 m/s2 down a plane inclined at an angle 27.0. Find μk between the block and the in- clined plane. The acceleration of gravity is 9.81 m/s2.

What does the doppler effect tell astronomers about the universe