What is the correct formula for barium nitride?

A. Ba3N2,

в. BaN

с. Ва2N3

D. Ba2N

Measure of the amount of water vapor in the air

At what speed relative to the ship does she recoil toward the spaceship?

List and give an example of the 7 main EM waves from highest to lowest frequency

Can I have a sentence for impediment

According to the first law of thermodynamics, the increase in the internal energy during any process involving a gas: equals the heat input minus the work done on the gas is independent of the work done on the gas is independent of the heat input

Let the magnitudes of two displacement vectors be 4 m and 8 m, respectively. If the two vectors are added, the magnitude of the resultant vector. A. is exactly equal to 4 m. B. is exactly equal to 12 m. C. is greater than 12 m. D.

Which statement is true? The speed of sound in air is inversely proportional to the temperature of the air. The speed of sound in air is directly proportional to the temperature of the air.

What is the molar mass of an ideal gas if a 0.800 g sample of this gas occupies a volume of 200. mL at 50.0 oC and 720. mm Hg?

When unequal resistors are connected in parallel in a circuit,?

A piano tuner hears three beats per second when a tuning fork and a note are sounded together and six beats per second after the string is tightened. What should the tuner do next, tighten or loosen the string? Explain.