An analytical chemist measures the amount of Elements E₁ and E₂ in four samples of an unknown Substance X: sample of E₁ mass mass of E₂ 1 3.7 g 30.3 g 4.6 g 15.4 g 3.2 g 25.8 g 3.4 g 27.6 g 2 3 4 It's known that X contains no elements other than E₁ and E₂. Using this information, answer the questions in the table below. Is X a pure substance or a mixture? If you don't have enough information to decide, choose can't decide. If you said X is a pure substance, calculate the mass of Element E₁ the analytical chemist would find in a new 10.0 g sample of X. Round your answer to 2 significant digits. Opure substance Omixture O (can't decide) 0 x10 X

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An analytical chemist measures the amount of Elements E₁ and E₂ in four samples of an unknown Substance X:
mass mass
of E₂
sample of E₁
1
1
2
3
4
3.7 g
30.3 g
It's known that X contains no elements other than E₁ and E₂.
4.6 g
15.4 g
3.2 g 25.8 g
3.4 g 27.6 g
Using this information, answer the questions in the table below.
Is X a pure substance or a mixture?
If you don't have enough information to decide, choose can't decide.
If you said X is a pure substance, calculate the mass of Element E₁ the
analytical chemist would find in a new 10.0 g sample of X.
Round your answer to 2 significant digits.
OOO
pure substance
mixture
(can't decide)
Πε
g
x10
X
Ś
Transcribed Image Text:An analytical chemist measures the amount of Elements E₁ and E₂ in four samples of an unknown Substance X: mass mass of E₂ sample of E₁ 1 1 2 3 4 3.7 g 30.3 g It's known that X contains no elements other than E₁ and E₂. 4.6 g 15.4 g 3.2 g 25.8 g 3.4 g 27.6 g Using this information, answer the questions in the table below. Is X a pure substance or a mixture? If you don't have enough information to decide, choose can't decide. If you said X is a pure substance, calculate the mass of Element E₁ the analytical chemist would find in a new 10.0 g sample of X. Round your answer to 2 significant digits. OOO pure substance mixture (can't decide) Πε g x10 X Ś
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