Duncan takes a break from studying and goes to the gym to swim laps. If swimming burns 6.55105 calcal per hour, how many kilojoules does swimming burn in that same amount of time? In other words, convert 6.55105 calcal to kilojoules

Question

Chemistry

Jaylee Hurst

1 February, 04:27

Duncan takes a break from studying and goes to the gym to swim laps. If swimming burns 6.55105 calcal per hour, how many kilojoules does swimming burn in that same amount of time? In other words, convert 6.55105 calcal to kilojoules

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Answers (1)

Know the Answer?

Briley Galloway · Answer 1

2.751x10^3KJ

Explanation:

The following were obtained from the question given:

Duncan burns 6.55*10^5 calcal per hour.

1 calorie = 4.2J

6.55*10^5 calories = 6.55*10^5 x 4.2 = 2.751x10^6J

Now we divide by 1000 to expressed in KJ i. e

2.751x10^6/1000 = 2.751x10^3KJ

Duncan takes a break from studying and goes to the gym to swim laps. If swimming burns 6.55*105 calcal per hour, how many kilojoules does swimming burn in that same amount of time? In other words, convert 6.55*105 calcal to kilojoules

Duncan takes a break from studying and goes to the gym to swim laps. If swimming burns 6.55105 calcal per hour, how many kilojoules does swimming burn in that same amount of time? In other words, convert 6.55105 calcal to kilojoules