QUESTION 3 ayou would like to heat 10 litres of tap water initially at room temperature using an old 2 kW heater that ha

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Question 3 Ayou Would Like To Heat 10 Litres Of Tap Water Initially At Room Temperature Using An Old 2 Kw Heater That Ha 1 (32.59 KiB) Viewed 20 times

QUESTION 3 ayou would like to heat 10 litres of tap water initially at room temperature using an old 2 kW heater that has an efficieny of 70%. Estimate the temperature of the water after 20 minutes stating any assumptions made. (5 marks) b) Determine the amount of heat needed to completely transform 1 g of water at 15°C to steam at 115°C. (Obtain any relevant data that you need from the internet. Cite the source of that data in your answer) (5 marks)