The correct form(s) of the formula for Charles's Law is (are): dot (V)_(1)T_(1)=V_(2)T_(2) (T_(1))/(T_(2))=(V_(1))/(V_(2)) V_(1)=T_(2)k (V)/(T)=k

Charles's Law describes how the volume of a gas changes with temperature, assuming that pressure and the amount of gas are held constant. The correct mathematical expression for Charles's Law is: where is the volume, is the temperature in Kelvin, and is a constant.Let's evaluate each given formula:1. : This formula is incorrect. It does not correctly represent the relationship between volume and temperature in Charles's Law.2. : This formula is incorrect. The correct relationship should be .3. : This formula is incorrect. It does not correctly express the proportionality between volume and temperature.4. : This formula is correct. It represents the direct proportionality between volume and temperature as described by Charles's Law.Therefore, the correct form of the formula for Charles's Law from the options provided is .