60 Grams are produced due to the fact that it may not produce more due to the certain capacity that varies on the size of the cube.
Answer:
100 J of energy are needed to heat the copper from 20∘C to 80∘C .
answer:
i am pretty sure you use cross charges for this.
so i think it is the third choice.
Answer:
The first and last choice
Hope this helps! Plz mark brainliest