What is the molar mass, in grams, of a mole of an element equal to?
a. the number of electrons in the element
b.
the atomic weight of the element
c. the atomic number of the element
d. the number of neutrons in the element

B. The atomic weight of the element because The ratio of the mass of a given substance to the amount of substance is called as the molar mass of that substance. It is denoted by M. Its SI unit is kg/mol but it is usually expressed in g/mol.

1.from liquid state to gaseous state is evaporation 3.solid to liquid is melting 5. solid to gaseous state is sublimation 6. gas to solid state is decomposition 7. a change of state is known as the states of matters