Ionizing a ground state hydrogen atom requires 2.179 * 10-18 J of energy. What wavelength of light is required to ionize hydrogen and in what region of the electromagnetic spectrum is it?

An astronaut's weight on earth is 800 N. What is his weight on Mars, where g=3.76m/s2?

A hydraulic lift is being designed to lift cars. The input piston has an area of 10 cm2 and can handle a force up to 400 N. The lift must be able to move cars with a mass as large as 1800 kg.

14. Which of the following accurately describes the differences between the SI and English systems of measurement? A. The SI system, which is based on the metric system, has been more widely adopted than the English system, which is harder to use. B.

Can u get anime powers in real life?

Compare and contrast ultraviolet light with infrared light using wavelength, frequency, and energy.

Suppose a body has a mass of 60 kilograms and a velocity of 2 meters per second upward. What is the linear momentum?

Reflection and abssorption prevent some

Why is it important to change only one experimental variable at a time in an experiment?

A 0.0663 kg ingot of metal is heated to 241◦C and then is dropped into a beaker containing 0.395 kg of water initially at 25◦C. If the final equilibrium state of the mixed system is 27.4 ◦C, find the specific heat of the metal.

What does it mean when we say an atom has decayed?