What is the mass number of an element that has 30 protons, 35 neutrons and 30 electrons?

Asa choose the correct set of reaction coefficients to properly balance the following chemical equation according to the law of conservation of mass: __s8 + __o2 ==> __so2 1, 1, 8 1, 8, 1 1, 8, 8 8, 1, 1

Using the periodic table, complete the table to describe each atom. type in your answers

The formation of a solid, also known as a is an indication of a chemical change. precipitate particulate particle powder