Một người nông dân sử dụng 2kg phân bón (NH4)2 HPO4 để bón cây .Tính khối lượng đạm (N) và photpho (P2O5) đã bón cho cây

What element has similar physical and chemical properties as boron.

Five different substances are given to you to be dissolved in water. which substances are most likely to undergo dissolution in water? check all that apply. view available hint(s) check all that apply. sodium fluoride, naf octane, c8h18 propanol, ch3ch2ch2oh potassium iodide, ki benzene, c6h6

The energy that powers a hurricane is derived from