How many miles are in 150 grams of MgO?
3.72
4.16
7.43
3.50

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

How does the viscosity of magma change as magma cools?

Which is a characteristic of the electron sea model for metallic bonding? molecular orbitals overlap to produce bands. electrons flow easily between metal nuclei. electrons are in fixed positions in the orbitals. atomic nuclei are arranged in an irregular pattern.