Answer : The correct option is, (B) 273.15 K and 1 atm
Explanation :
STP : STP stands for standard temperature and pressure.
STP conditions :
The temperature is,
or
or 
The pressure is,
or 
The volume is 22.4 L for 1 mole of a substance.
Hence, the correct option is, (B) 273.15 K and 1 atm
Answer:
Ionic
Explanation:
got it correct on a quiz :)
The answer is 451.4124 argon
The more kinetic energy a substance has, the warmer it will be and the faster particles will be moving, which reduces the density of the substance