The objective lens of a telescope is a symmetric glass lens
The objective lens of a telescope is a symmetric glass lens with 100cm radii of curvature. The eyepiece lens is also a symmetric glass lens.
What are the radii of curvature of the eyepiece lens if the telescope's magnification is 20\times?
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The objective lens of a telescope is a symmetric glass lens with 100cm radii of curvature. The eyepiece lens is also a symmetric glass lens. What are the radii of curvature of the eyepiece lens
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NH4+ = N+ + NH3 pK =9.24 If the pH is 8.5 and the ammonium(NH4+) concentration in 20mg/L, calculate the ammonia(NH3) concentration in mg/L.
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