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He has narrowed the identity of his unknown to either

He has narrowed the identity of hisunknown to either molecule X, molecule Y, or molecule Z. The Merck Index tells him that all
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2. asked by Sean
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An unknown gas occupies 14.6 L at STP and has a mass of 19.5 g.The unknown gas is either methane (CH4), carbon dioxide (CO2),
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2. asked by help pls
3. 407 views
Chlourine monoxide reacts with flourine gas to give a new unknown gas that contains Cl, O and F. In an experiment you find that
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2. asked by Anonymous
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According to research in South Africa and overseas, which identity status is most likely to be formed in adolescents from more
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2. 27 views
An unknown metal has a volume of 20cm^3 and a mass of 54g. What is the likely identity of the unknown metal?could i please have
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2. asked by becca
3. 900 views
A gas of unknown identity diffuses at a rate of 83.3 mL/s in a diffusion apparatus in which carbon dioxide diffuses at the rate
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2. asked by Cali234
3. 5,013 views
You are a scientist who is tasked with figuring out the identity of an unknown wave. The wave has a velocity of 16,000nm/s and a
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2. asked by anonymous
3. 73 views
You are a scientist who is tasked with figuring out the identity of an unknown wave. The wave has a velocity of 16,000nm/s and a
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2. asked by linda
3. 60 views
So I have to find the % by mass of an unknown metal that reacted with HCl to create MCl2 (with the M being unknown). Then I need
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2. asked by Krys
3. 1,069 views
A 28.3 g piece of unknown metal is dropped into a graduated cylinder that has an initial volume of 14.2 mL. If the final volume
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2. asked by Jessica
3. 2,418 views