What is the importance of classifying the elements into metals, nonmetals and metalloids?

Explain that newton first law, second law and third law of motion?

Asuspension of yeast cells is being grown under anaerobic conditions such that glucose is degraded to ethanol and carbon dioxide. if one wishes to follow this process by monitoring the release of 14co2, at which positions in the glucose molecule would the 14c label need to be incorporated?

What is the morality of 2.50 l of solution that contains 1.85 mol of anhydrous sodium tetraborate?