The action force is you sitting on the chair and the reaction force is the gravity on the chair that is caused by you sitting on the chair
Okay I did the math and I'm guessing around 18*C
It is because it is a physical change to which chemically it doesn't have any changes
Answer: 2.186 m
Explanation:
formula for molality: (mol solute)/(kg solvent)
Na2CO3 = solute
510g Na2CO3 * ( 1 mol / 106 g) = 4.811 mol solute
ethylene glycol = solvent
2.2 * 10^3 g * ( 1 kg / 1000 g) = 2.2 kg
(4.811/2.2) = 2.186
Answer:
joules
Heat is the transfer of thermal energy from a system to its surroundings or from one object to another as a result of a difference in temperature. Heat is measured in joules (J).
Explanation: Mrk me brainliest please