Physics, 02.03.2021 19:10, helpmeplease95
A spherical balloon of volume 8000 em contains helium at an (inside) pressure of 1.2 10% Pa. How many molecules of helium are in the balloon if the average kinetic energy of the helium atoms is 6.3 10-22 J?
Answers: 1
Physics, 22.06.2019 15:50, ksiandua07
An object with initial temperature 130 โ f is submerged in large tank of water whose temperature is 50 โ f . find a formula for f ( t ) , the temperature of the object after t minutes, if the cooling constant is k = โ 0.2 . remember newton's law of cooling (the rate of change of temperature with respect to time is equal to k times the difference between the temperature of the object and the surrounding temperature) ! : )
Answers: 1
A spherical balloon of volume 8000 em contains helium at an (inside) pressure of 1.2 10% Pa. How man...
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