How many grams of MgO are formed from 2.3 moles of magnesium and excess oxygen?

When a nucleus absorbs a neutron and then breaks apart, there are many products of the reaction. what is not a product of a nuclear fission reaction

Which element is the least metallic between cadmium, silver, zinc, or iron?

Concentrations expressed as a percent by mass are useful when the solute is a a. liquid b. gas c. solid