I believe that is <span>refrigerant!
Hope this helps!</span>
Answer:

Explanation:
Percent yield is the ratio of the amount actually produced to how much could theoretically be produced. It is found using this formula:

For this reaction, the theoretical or expected yield is 325.0 grams. The actual yield is 123.8 grams.

Divide.


Round to the nearest hundredth. The 9 in the hundredth place tells us to round the 0 to a 1 .

The percent yield is about <u>38.1%</u>
The correct SI system to use the measuring the mass of a boulder is Kilograms.
Example : 30 ºC in <span>in kelvin
</span>
<span>ºC + 273.15
</span>
30 + 273.15 => 303.15 K