ryanthien8489 ryanthien8489 29-01-2024 Social Studies contestada A metal bar is 3 meters long at 20°C. If the bar is heated to 50°C, how long will it become? The coefficient of linear expansion for the metal is 0.00002 per degree Celsius. A) 3.00006 m B) 3.00012 m C) 3.00018 m D) 3.00024 m