Isomerism is the phenomenon whereby certain compounds, with the same molecular formula, exist in different forms owing to their different organisations of atoms. The concept of isomerism illustrates the fundamental importance of molecular structure and shape in organic chemistry.
By signing the nuclear deal, Iran has given up that nuclear umbrella for as long as two decades and made the case for the United States to further strengthen the conventional military capacities of Israel and the GCC.
Our ruling. Trump said under the Iran nuclear deal, we give them $150 billion, we get nothing.. Trump is referring to the amount of previously frozen Iranian assets the deal releases. To be clear, this is money that already belongs to Iran so weâre not giving them anything.