Explanation:
The answer of this question is option D. My science class____is at 7:30 in the morning,amd l'm usually tired to pay attention to what's going on .
Answer:
The elements are Isobars.
Explanation:
- If two elements have different atomic numbers, but same atomic mass they are called isobars.
- Here,X and Y have atomic number 18 and 20 ,but have the same atomic mass .So, they are clearly isobars.
- They have differing atomic numbers because the no. of protons in each element is different.
- But,they end up having the same atomic mass because they have enough neutrons to equate the sum total of nucleons between them.
- Isobars are present in different regions of the periodic table.
Answer:
The root meaning of dysfunction is: failure to function, abnormality or impairment of function.
Autobiography is an account of a person's life written by that person.
Biography is written about the events the person went through but it is not written by the person who went through those exact events.