In thermodynamics, the number 298 K is significant because it represents the standard temperature at which many chemical reactions and physical processes are studied. This temperature is commonly used as a reference point for calculating various thermodynamic properties and is often used in equations and formulas to analyze and predict the behavior of systems.
You must use the perfect gas law, which states that PV=nRTP= pressureV= volumen= number of molesR= universal gas constantT= temperaturerearranging the equation to solve for n we get n= PV/RTso n= 1.8(28.5)/8.314(298)n= 51.3/2477.572n= 0.021.09
The average velocity of hydrogen molecules at 298 K can be calculated using the root mean square velocity formula, v = √(3kT/m), where k is the Boltzmann constant, T is the temperature in Kelvin, and m is the mass of a hydrogen molecule. The average velocity of hydrogen at 298 K would be around 1926 m/s.
An exothermic reaction is one where heat is released to the surroundings. An example of an exothermic reaction equation at 298 K is: 2H2(g) + O2(g) -> 2H2O(l) + heat
A spontaneous reaction at 298 K is one in which the Gibbs free energy change (ΔG) is negative. This means that the reaction is energetically favorable and will proceed in the forward direction without the need for external energy input.
At 298 K, the direction of a reaction is favored based on whether it is exothermic or endothermic. If the reaction is exothermic, it is favored in the direction that consumes heat, while for an endothermic reaction, it is favored in the direction that produces heat. The reaction will proceed in the direction that helps to minimize the overall energy of the system.
298 is composite.
No.
299
Jersey number. (856)- 298-9389.
-57
NSDD 298 is the abbreviation for National Security Decision Directive Number 298 signed January 22 1988 by the President of the United States. NSDD 298 covers the National Operations Security Program
No Of course, but the answer will not be a whole number.
298
298 22=4 92=81 82=64 4+81+64=149 149x2=298
298
298.
298 plus 298 equals 596.