When red light illuminates a grating with 7000 lines per centimeter, its second maximum is at 62.4°. What is the wavelength of this light?
What will be an ideal response?
633 nm
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If 1.00 mol of oxygen is heated at constant pressure of 1.00 atm from 
to 
How much heat is absorbed by the gas?
A. 389 J B. 544 J C. 436 J D. 288 J
What do we mean by the interstellar medium?
A) the gas and dust that lies in between the stars in the Milky Way galaxy B) the dust that fills the halo of the Milky Way galaxy C) the middle section of the Milky Way galaxy D) the name of an oracle who can channel messages from beings that live near the star called Vega
How did oxygen (O2) get into Earth's atmosphere?
A) It was released by life through the process of photosynthesis. B) It was captured from the solar nebula. C) It was outgassed from volcanoes. D) It came from chemical reactions with surface rocks.
According to the law of poles, like poles ______________
Fill in the blank(s) with correct word