This question kind of complicated for me
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Answers: 2
Physics, 21.06.2019 17:20
Your 249 ml cup of coffee is too hot to drink when served at 82 degree celsius. what is the mass of an ice cube taken from a -21 degree celsius freezer, that will cool your coffee to a pleasant 54 degree celsius. specific heat of the water is 4190 j/kg c, specific heat of ice is 2090 j/kg c, heat of fusion of ice is 3.33 x 10^5 j/kg
Answers: 3
Physics, 22.06.2019 08:00
Why is it important always to use horizontal bars in unit fractions when performing unit conversions?
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Physics, 22.06.2019 16:50
Which best describes the first law of thermodynamics as compared to the second law of thermodynamics? a. the first law describes how thermal energy is conserved but not the direction it moves. b. the first law describes the direction thermal energy moves but not how it is conserved. c. the first law describes how thermal energy can be created but not how it can be destroyed. d. the first law describes how thermal energy can be destroyed but not how it can be created.
Answers: 1
Physics, 22.06.2019 21:50
Ajoint produces movement when its angle decreases. which type of movement is it?
Answers: 1
Computers and Technology, 04.02.2020 21:45
History, 04.02.2020 21:45
History, 04.02.2020 21:45
Mathematics, 04.02.2020 21:45
Chemistry, 04.02.2020 21:45
Mathematics, 04.02.2020 21:46
History, 04.02.2020 21:46
History, 04.02.2020 21:46