What is the formula mass (molar mass) of cholesterol (C27H46O), a fat found in your blood and cell membranes? A.) 19 g/mol
B.) 130 g/mol
C.) 260 g/mol
D.) 386 g/mol

The difference between the atomic number of an element and the element’s atomic mass is the number of ions.

What effect might melting sea ice have for people who live in coastal areas?

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space