A compound is analyzed and found to contain 0.382 g Li, 7.513 g 0, and 2.776 g Cl. What is the percent composition by mass of lithium in the
compound?

The answer is b metal denting

If a hydrogen atom is neutral, it must also have  one electron. an oxygen atom (o) has an atomic number of eight (8). this means a neutral oxygen atom has eight protons and eight electrons. the element actium (ac) has an atomic number of 89, so it has 89 protons and 89 electrons in a neutral atom

The air is going to come out because of the low pressure.