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

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Multiple choice | Fill in the blanks | Match the Columns

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 Potassium [K] in Potassium bicarbonate [KHCO3]   1   70   40   39 Hint Hint       Question 1 of 10. Clues Available: 3

 

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