When sulfur dioxide reacts with water , the product is called sulphurous acid, H2SO3. The balanced equation is expressed in the following manner : SO2 + H2O = H2SO3. There is a one mole to one mole ratio between any of the reactants to product, sulphurous acid.
Just find Ag and F on periodic table, find g/mol for each one and add them together
No, since they are the strongest type of ray only elements that are dense can block them.