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For a scientific Experiment, A physicist must make sure that the temperature of a metal at 0°C get to no colder then -80°C. the physicist changes the metals temperature at a steady rate of -4°C per hour.for how long can the physicist change the temperature

Respuesta :

80 divided by 4=20. ANSWER is 20 hours

Answer:

80/4

Step-by-step explanation:

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