A refracting telescope uses convex lenses to gather a large amount of light and focus it onto a small area while a reflecting telescope the mirror instead of an objective lens they are also similar because like the lenses in a refracting telescope the mirror in a reflecting telescope focuses a large amount of light onto a small area.
The two sublevels are s and p. These are the main group sublevels
Answer:
The equation is already balanced. There's an equal number of materials on each side of the equation.
The N2H4 bond angle will be probably 109 degrees. Since, well,<span> it has a bent </span>trigonal pyramidal<span> geometry.</span>
<span>136.14 g/mol </span><span><span>Calcium sulfate, Molar mass</span></span>
