Related questions


A scientist is trying to discover information about an unknown metal in a compound. The formula for the compound is believed to be XBr3 where X is the unknown metal. The scientist determined that a 4.728 g sample of this compound contains 4.862 x 10^-2 mol Br. Calculate the atomic mass of the unknown metal, X. What is the identity of the metal? Provide the name or symbol of the element.