Suppose that when crops developed a fungal infection, a farmer decided to spray the soil with a fungicide. just after spraying, the plants looked healthier, but soon showed signs of mineral deficiency. what might explain this response?

An empty fuel tank can still contain and therefore can be even more dangerous than one full of liquid fuel.

What is the relation between concentration of reactants and the rate of chemical reaction?

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?