Zirconium has an atomic number of 40. How many neutrons are there in an isotope of zirconium-92? A. 40 B. 52 C. 92 D. 132

The owner of a window treatment company wants to design Shades that will cover the windows of the house.

Using the method of dimension, derive an expression for the velocity of sound waves. assume that the velocitu depends on: (i) Modulus of the elasticity E of the medium (ii) The density of the medium p take constant K=I

Could someone explain the rise of water in a glass capillary tube using the Kinetic Theory

As altitude increases, how does air pressure change? Why?

Which material would melt ice more quickly? A. Styrofoam B. metal

Which of the following describes the flow of charges through a wire or a conductor?

What is the kinetic energy of a 2 kg snowball thrown through the air at 5 m/s?

A 5.00*105-kg subway train is brought to a stop from a speed of 0.500 m/s in 0.400 m by a large spring bumper at the end of its track. what is the force constant k of the spring

A moving object always has energy in its?

What is the volume of a box that is 12 cm long, 2 cm wide, and 3 cm high?