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Thrillionaire Game

Chemistry : Percentage Composition of Chemical Compounds

Solve 10 questions in a row to reach one "thrillion" dollars! You are allowed 3 hints/clues per game.


What is the percentage of an element in each chemical compound whose formula is given below? Type only the number as your answer.
Given Atomic Weights:
H = 1 ; C = 12 ; N = 14 ; O = 16 ; Na = 23 ; Mg = 24 ; Al = 27 ; P = 31 ; S = 32 ;
Cl = 35.5 ; K = 39 ; Ca = 40; Cr = 52; Mn = 55 ; Fe = 56 ; Cu = 63.5 ; Zn = 65

Formats Info Page Quiz Review

Q = million $
1 = 2000
2 = 4000
3 = 8000
4 = 16000
5 = 32000
6 = 64000
7 = 125 000
8 = 250 000
9 = 500 000
10 = 1 000 000
Percentage of Magnesium [Mg] in Magnesium oxide [MgO]
Hint      

Question 1 of 10. Clues Available: 3


Disclaimer: No money can be won. This game is just for entertainment.

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