The percent composition of all elements in HClO3 is:
a. 2% H, 20% Cl, 78% O
b. 1% H, 42% Cl, 57% O
c. 2% H, 68% Cl, 30% O
d. None of the above

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Gulbrandson697 Gulbrandson697

01-09-2015
Chemistry

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The percent composition of all elements in HClO3 is:
a. 2% H, 20% Cl, 78% O
b. 1% H, 42% Cl, 57% O
c. 2% H, 68% Cl, 30% O
d. None of the above

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what is 25% of 500.00

lulu1991 lulu1991 · Answer 1 · 2015-09-01T05:05:22+02:00

lulu1991 lulu1991

01-09-2015

The percent composition is defined by mass percent. So the calculation is through the atomic mass. The mass for H is 1, Cl is 35.5, O is 16. So the answer is B.

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The percent composition of all elements in HClO3 is: a. 2% H, 20% Cl, 78% O b. 1% H, 42% Cl, 57% O c. 2% H, 68% Cl, 30% O d. None of the above

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The percent composition of all elements in HClO3 is:
a. 2% H, 20% Cl, 78% O
b. 1% H, 42% Cl, 57% O
c. 2% H, 68% Cl, 30% O
d. None of the above