Which atomic property is different in each isotope of an element?

What approach is required to balance the objectives of sustainable development? balancing the objectives of sustainable development requires a(n) .

Which describes fat? a: a carbohydrate that produces energy b: a nucleic acid that directs cell function c: a lipid that stores energy d: a protein that speeds up a chemical reaction

Jose and eric were given four samples in lab. the results of their analysis are shown in the table. based on the data they collected, which sample is most likely a metal?