0 of 8 Questions completed
Questions:
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading…
You must sign in or sign up to start the quiz.
You must first complete the following:
0 of 8 Questions answered correctly
Time has elapsed
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
Average score |
|
Your score |
|
Pos. | Name | Entered on | Points | Result |
---|---|---|---|---|
Table is loading | ||||
No data available | ||||
CHEM0301010
The mass of a magnesium atom is 32 times greater than 1/12 of the mass of carbon-12 atom. What is the relative atomic mass of magnesium?
CHEM0301020
The mass of an atom of element A is twice the mass of an atom of carbon. Therefore its relative atomic mass is __________. [Relative Atomic Mass of Carbon = 12]
CHEM0301030
How many times the mass of 8 bromine atoms greater than 4 neon atoms. (Relative atomic mass: Ne = 20; Br = 80)
CHEM0301040
4 atoms of element L have the same mass as 1 tellurium atom. Find the relative atomic mass of L. (Relative atomic mass of tellurium = 128)
CHEM0301050
The proton and nucleon number of bromine are 35 and 80 respectively. What is the relative atomic mass of bromine?
CHEM0301060
Given that an atom M has 12 protons and 13 neutrons. Find the relative atomic mass of atom X.
CHEM0301070
Number of neutrons | 20 |
Number of electrons | 20 |
The table above shows the number of neutrons and electrons of ion Y2-. Find the relative atomic mass of element Y.
CHEM0301080
What is the relative formula mass of Calcium Hydroxide (Ca(OH)2)?
( Ar: O = 16, H = 1; Ca = 40 )