Water is an amphoteric substance because it can receive and donate hydrogen ions. - True
- False

Which statement describes the appearance of a temperature-vs.-time graph? a horizontal line shows that the temperature increases at a constant rate over time. a vertical line shows that the temperature decreases at a constant rate over time. horizontal lines where the temperature is constant during phase changes connect upward-sloping lines where the temperature increases. horizontal lines where the temperature increases are connected by upward-sloping lines where the temperature is constant for each phase.

At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure

What type of organic molecule comprises the majority of a potato?