Explain the term isotopes with two examples.

Write a net ionic equation to show that hydrofluoric acid, behaves as an acid in water.

Which statement describes how phase changes can be diagrammed as a substance is heated? the phase is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the phase is on the x-axis. the time is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the time is on the x-axis.

Some animals that try to adapt to climate changes eventually die due to starvation, as climate change alters the web.