Question 11 (8 points) The force between two 7.11 x 100-4 C charges that are 7.1

Question

Question 11 (8 points) The force between two 7.11 x 100-4 C charges that are 7.11 meters apart is_N. Only enter your numerical answer below - do not include units. Report your answer to 2 decimal places. Your Answer: Answer Save Question 12 (8 points) The amount of heat released when 2.5 grams of steam at 100 degrees Celsius is converted into liquid water at 100 degrees Celsius is--. Only enter your numerical answer below - do not include units. Report your answer to 2 decimal places. Your Answer: Answer

Explanation / Answer

11. F= k q1 q2 / d^2

F = (9 x 10^9) (7.11 x 10^-4)^2 / 7.11^2

F = 90 N

Ans: 90

12.Q = m Lv

Lv= 2260 kJ/kg

Q = (2.5 x 10^-3) (2260 x 10^3)

Q = 5650 J

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