Why is h2so4 regarded as an ampholyte

If 10.g of agno3 is available, what volume of 0.25 m agno3 can be prepared

Put these processes of the water cycle in the correct order, starting at the point where the water is in the lake: 1. water evaporates into the atmosphere 2. rain, snow, or other precipitation falls 3. water collects into larger bodies of water 4. water vapor condenses into liquid water

Why are the trends and exceptions to the trends in ionization energy observed?