Cân bằng các phản ứng oxi hóa khử theo phương pháp thăng bằng electron, xác định chất khử, chất oxi hóa, quá trình khử và quá trình oxi hóa?
Al + HNO3 → Al(NO3)3 + NO2 + H2O

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

What causes different colors to appear in the sky? the absorption of light by air molecules the reflection of light by bodies of water the greenhouse effect in earth's atmosphere the scattering and reflection of light by dust particles

Titration reveals that 11.6 ml of 3.0m sulfuric acid are required to neutralize the sodium hydroxide in 25.00ml of naoh solution. what is the molarity of the naoh solution?