67 What is the name given to a ratio of two equivalent measurements? 69 How do you know which unit of conversion must be in the denominator?

Hii!
67. conversion factor
69. To cancel a unit, the same unit must be in the numerator and in the denominator. When you multiply across the table, the top number will be divided by the bottom number, and the result will be the answer in the desired units. Example 1 - Ralph wants to know how many seconds are in 3 hours and 36 minutes.

Answer:

5.6⋅10−^19  j

do you need the explaination?

"electrical energy" transforms to "thermal energy".hope my answer has you : )