What is the mass number of an element having 20 neutrons, 15 protons and 15 electrons?

Similar Questions

B is an isotope of the element $^{238} _{92}Ur$. The isotope B has...

How many orbits are contained in an atom with atomic number 13? ...

Water is said to be temporarily hard when it contains ...

Soluble salts can be prepared by the following methods except ...

Which functional group is present in alkanals? ...

Consider the reaction represented by the following equation: Zn(s) + 2HCI(aq) → ZnCI2(aq) + H2(g) ...

The number of waves made by an electron moving in an orbit having maximum magnetic quantum number +3...

The reaction between ammonia and ethyl ethanoate produces ...

If the relative atomic mass of an element is not a whole number, it can be deduced that the ele...

Fact and oils are used as raw materials in the following industries except ...