Which of these statements is not correct?
1 point
electromagnetic waves are longitudinal
electromagnetic waves can transfer energy
electromagnetic waves can travel between stars
electromagnetic waves travel at the same speed in free space

How many neutrons does element x if it’s atomic number is 28 and its mass number is 87

Amajor difference radio waves, visible light, and gamma rays is the of the photons, which results in different photon frequencies and wavelengths

The first-order reaction a→2b+c has rate constant 0.538 s−1. if the initial concentration of a is 0.867 mol l−1, what is the half-life of the reaction in seconds? remember to use correct significant figures in your answer (round your answer to the nearest hundredth). do not include units in your response.