Answer:
It is <u>melting</u> which is a physical change.
Explanation:

Using the formula density = mass ÷ volume, I got my answer as 10g/cm^3 or 10g/mL
Answer: Option (A) is the correct answer.
Explanation:
When the questions are technical and may require some research from the interviewee then an interviewer want to provide the interviewee a list of questions before the interview.
As only in this case, interviewer wants the interviewee to take some time in order to think about the particular question and then answer it appropriately.
As if there is no list of questions then there are changes that interviewee will forget about some useful point which is important to keep in mind before answering.
Question
<em>which cell living organism are diploid?</em>
Answer:
<em>Ploidy is the area of biology that refers to the number of chromosomes in a cell. Therefore, cells with two sets are diploid, and those with one set are haploid. In diploid organisms, such as humans, the haploid cells are used only for the sex cells for reproduction, while the rest of the cells are diploid.</em>
Hope this helps!
it is a polar covalent bond