Calculate the formal charge on each O-atom in `O_3`.

Calculate the formal charge on C in C Cl_4

What is the formal charge on carbon atom in the carbonate ion .

What is the formal charge of an atom in a polyatomic molecule or ion?

Calculate the enthalpy change in the reaction, 4NH_(3) + 3O_(2) to 2N_(2) + 6H_(2) O at 298 K,given that the enthalpy of formation at 298 K for NH_(3) and H_(2)O are - 46.0 and - 286.0 KJ mol^(-1) respectively.

Calculate the formula mass of CuSO4.5H2O

Calculate the molecular mass of Li2O

Given the reaction: C + O_2 rarr CO_2 + 385 kJ Calculate the calorific value of carbon (atomic weight of C= 12, O= 16).

Calculate the molarity of each of the following soluton: 30g of CO(NO_3)_2. 6H_2O in 4.3 L of solution.