The answer to the nearest tenth is 34.2
Answer:
3.14
Step-by-step explanation:
Answer:
(B). A physical change takes place that causes molecules to move faster
Step-by-step explanation:
When a bar of chocolate melts its physical form is changed, there is no difference in its chemical composition as it is still same.
When the chocolate bar was frozen its molecules were held strongly, and they were barely moving, whereas when it melts the molecules are more free to move now.
Answer:
It decreased by 61.5%
Step-by-step explanation:
