A silver block has a mass of 1 kg and specific heat capacity of silver is 0.240 J/g°C. What is the final temperature if 840 J was released by the silver with initial temperature of 54 °C? a. 50.5°C b.53.5°C c.57.5°C d.45.7°C e.46.5°C

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Chapter1: Units, Trigonometry. And Vectors
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1. A silver block has a mass of 1 kg and specific heat capacity of silver is 0.240 J/g°C. What is the final temperature if 840 J was released by the silver with initial temperature of 54 °C?
a. 50.5°C
b.53.5°C
c.57.5°C
d.45.7°C
e.46.5°C
2. A ray of light is directed so that it hits a plane mirror at an angle of 35° from the surface of the mirror. What is the angle of reflection?
a. 35°
b. 40°
c.55°
d.125°

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