The synthesis of nitrogen trihydride from nitrogen gas and hydrogen gas is shown by which balanced chemical equation?

A) N2 (g) + H2 (g) → NH3 (g)

B) N2 (g) + 3H2 (g) → 2NH3 (g)

C) 2NH3 (g) + 3H2 (g) → N2 (g)

D) 2NH3 (g) → N2 (g) + 3H2 (g)

Determine in symbols an expression for the magnetic force exerted on the falling bar (and determine the direction of that force). Remember that an electric current passes through it, and the bar is falling in the magnetic field.

A wave is a disturbance that carries energy through space. Which of these characterizes the fundamental difference between mechanical waves and electromagnetic waves

Why is a shopping bag of feathers lighter than a shopping bag of nails?

Write a paragraph showing the relationship between chemistry and physical based on what you've learned from the periodic table

A merchant in Katmandu sells you a solid gold 1.00-kg statue for a very reasonable price. When you get home, you wonder whether or not you got a bargain, so you lower the statue into a container of water and measure the volume of displaced water.

This particle is found in the nucleus and adds mass to the nucleus, but changing its number does not change what the element is. This particle is the A. proton. B. photon. C. neutron. D. electron.

Projectile motion is an example of what kind of motion

What can change scientific knowledge?

6. What is ductility?

During practice, a baseball player hits a very high fly ball, and then runs in a straight line and catches it. Which had the greatest displacement during the time period from the hitting of the ball to its catching