A form of oxygen with three atoms of oxygen bonded together instead of two is
called what?
A. triple oxygen
B. ozone
C. oxygen-3
D. trioxygen

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?

1.what is where an object is located 2. what is how fast an objects speed is changing 3. what is how fast an object is moving

Hydrogen atoms are excited by a laser to the =4n=4 state and then allowed to emit. what is the maximum number of distinct emission spectral lines (lines of different wavelengths) that can be observed from this system? 8 6 2 7 4 5 1 3 calculate the wavelength of the 4⟶14⟶1 transition. =λ=