. Xác định cấu tạo hạt (tìm số electron, số proton, số nơtron), viết kí hiệu nguyên tử của các nguyên tử sau, biết: Tổng số hạt là 36, số hạt mang điện gấp đôi số hạt không mang điện

When will le chatelier's principle come into effect? at the beginning of a reaction, when there are only reactants when a reaction has reached chemical equilibrium when a catalyst is added to a reaction mixture when a reaction is occurring but not yet at equilibrium

What is the mass of 0.46 mil of mgcl2

The diagram shows the relationship between scientific disciplines.the names of some scientific disciplines have been removed from the boxes. which scientific discipline belongs in the blue box? a.physics b.biology c.chemistry d.metallurgy