What is the ratio (in the form of a decimal) of the root-mean-square speed of 238UF6 to that of 235UF6 at constant temperature? Express your answer to three significant figures.

The ratio (in the form of a decimal) of the root-mean-square speed of 238UF6 to that of 235UF6 at constant temperature is; 0.996.

According to the question;

By the formula for root mean square speed;

Root mean square speed is inversely proportional to the square root of the molar mass as evident in;

Therefore, the required ratio;

Therefore;

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i think the answer is terrae but not 100 percent sure. ▓▬▬ §