Final answer:
The significance of the provided pressure and temperature values relates to predicting the behavior of the air in the tank using ideal gas laws. At conditions different from STP, the gas behaves differently in terms of volume, pressure, and kinetic energy. Changes in pressure and temperature affect the properties and safety considerations for the air in the pressurized tank.
Step-by-step explanation:
Air is stored in a pressurized tank at a pressure of 130 kPa and a temperature of 28°C. Considering fundamental gas laws, the significance of the provided pressure and temperature values can be discussed in the context of the behavior of gases. Under the assumptions of an ideal gas, the behavior of gases is predictable by these laws.
Standard Temperature and Pressure (STP) is defined as a pressure of 100 kPa and a temperature of 0°C (273.15 K). This allows us to make comparisons of gas properties under different conditions. In our scenario, we have a higher pressure than STP, and an increase in temperature usually results in an increase of kinetic energy of the molecules. Therefore, the air inside the tank would have a different behavior compared to the same at STP. With an increase from STP conditions to those given, the gas would occupy a smaller volume for the same number of moles, or exert more pressure if the volume was held constant.
Changes in pressure and temperature radically affect a gas's properties due to the direct relationship seen in the ideal gas law. An increase in temperature can lead to an increase in pressure if the volume of the tank is fixed. Similarly, a decrease in temperature could result in lower pressure. These changes are important to consider for the safety and efficiency of storing gases.