If 100 atoms of element X contains 70 atoms of ⁹X and 30 atoms of ¹¹X, calculate the relative atomic mass of X

Similar Questions

The Ideal Gas Law is expressed mathematically as ...

\(50cm^{3}\) of hydrogen are sparked with \(20cm^{3}\) of oxygen at \(100°C\) and \(1atm\) . The...

Which of the following gases contains the highest number of atoms at s.t.p? ...

The substance often used for vulcanization of rubber is? ...

3Cu(s) + 8HNO3(aq) 3Cu(NO3)2(aq) + 4H2O(l) + 2NO(g) In the equation above, copper is ...

What is the chemical symbol for Livermorium? ...

Which of the following electrons configurations correctly represents an inert element? ...

Which of the structural formal above is ethanoic acid is ...

A compound which liberates carbon (IV) oxide from a hydrogentrioxocarbonate (lV) could have the mole...

One mole of hydrocarbon contains 6g of hydrogen. If the molecular weight is 54, the hydrocarbon is a...