To the correct number of significant figures, the mass of exactly 400 atoms of magnesium is:
A) 24.31 amu
B) 9724 amu
C) 97.24 amu
D) 16.45 amu
E) 0.06078 amu
Correct Answer:
Verified
Q57: Which one of the following has more
Q58: Boron has two isotopes: B-10 and B-11,
Q59: Which of the following statements regarding relative
Q60: The isotope symbol for an ion that
Q61: Which of the following is the most
Q63: To the correct number of significant figures,
Q64: When comparing 1000 amu of carbon atoms
Q65: Elements in Group IIA (2)are called:
A)halogens.
B)noble gases.
C)alkali
Q66: What changes when an ion is formed
Q67: Elements in Group IA (1)(except hydrogen)are called:
A)alkaline
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents