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A 15.75-g piece of unknown

A 360kg mine at rest explodes into 3 pieces x,y and z.piece x has a mass of 12kg and it moves with 90m/s .piece x has a mass off
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2. asked by Rolyn
3. 533 views
A unknown piece of metal is placed into a container of acid. Hydrogen gas was produced as a result. The unknown metal could have
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2. asked by jazmin
3. 748 views
A piece of metal weighs 50.0 N in air, 36.0 N in water, an 41.0 N in an unknown liquid. Find the density of the unknown liquid.
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2. asked by Phillip
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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. 2,433 views
7. An unknown compound, C8H14, is optically active. Hydrogenation of the unknownyields 4-methylheptane. Ozonolysis of the
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2. asked by josh
3. 1,441 views
Column A1. Unknown 1: Unknown 1 2. Unknown 2: Unknown 2 3. Unknown 3: Unknown 3 4. Unkown 4: Unkown 4 Column B a. Glycerin b.
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2. asked by HELP NOWWW
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Column A1. Unknown 1: Unknown 1 2. Unknown 2: Unknown 2 3. Unknown 3: Unknown 3 4. Unkown 4: Unkown 4 Column B a.Ethanol b.Syrup
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2. asked by tobias
3. 134 views
A 45-foot wire is cut into three pieces. The second piece is 3 times as long as the first piece. The third piece is 12 feet
1. 5 answers
2. 42 views
In an effusion 15 ml of HBr effused in 1.0 min. In the same apparatus under the same conditions, 20.3 ml of an unknown gas
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2. asked by Anonymous
3. 828 views
A mixture of CO2 and an unknown gas was allowed to effuse from a container. The carbon dioxide took 1.25 times longer than the
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2. asked by ANDY
3. 2,736 views