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AblockofmaterialAhasatemperature?
发表于：2024-10-24 00:00:00浏览：4次
问题描述：A ock of material A has a temperature of 150 °C. It is placed in a beaker containing 400 g of water. The temperature of the water (which stays in the liquid phase) rises by 7.5°C. Assuming there is no heat loss to the beaker or the surroundings which statement is CORRECT?
A ock of material A has a temperature of 150 °C. It is placed in a beaker containing 400 g of water. The temperature of the water (which stays in the liquid phase) rises by 7.5°C. Assuming there is no heat loss to the beaker or the surroundings which statement is CORRECT?
A If Material A was steel and it weighed 65 g, the final temperature of the water and material A would be 74°C.
B If the block of Material A weighed 50 g it could be copper.
C If the block of Material A weighed 150 g, and the final temperature of the water and Material A was 50 °C, Material A could be marble.
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