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A sample of unknown metal

Help please:A 0.199-g sample of unknown metal (X) reacts with hydrochloric acid to produce 88.5 mL of "wet" gas at 20 °C and
1. 2 answers
2. asked by Ally
3. 1,735 views
A 0.160-g sample of unknown metal (X) reacts with hydrochloric acid to produce 66.5 mL of "wet" gas at 20 °C and 754 mm Hg.
1. 1 answer
2. asked by Ally
3. 1,020 views
combustion of 0.356g of an unknown metal sample in oxygen gives 0.452g of an oxide in the form of mO2, Identify the unknown
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2. asked by Brittany
3. 1,159 views
a sample of an unknown metal has a mass of 21.6g and a volume of 8.00cm^3 . calculate the density of the unknown metal
1. 6 answers
2. asked by Stefan
3. 3,003 views
Calculate the density of an unknown sample of metal given that a 2.3504 gram sample of metal causes the water level in a
1. 2 answers
2. asked by josh
3. 755 views
-You have a sample of unkonw metal that you have heated to 100 deg Celsius (oC) in boilin water. If, unknown to you, the metal
1. 1 answer
2. asked by kristine
3. 862 views
W=0.40X=0.60 Y=0.24 Z=0.90 6. A 100.0 gram sample of an unknown metal at a temperature of 75°C is dropped into a polystyrene
1. 1 answer
2. asked by -
3. 173 views
A sample of unknown metal has a mass of 36.7 g. This metal was placed in boiling water at 96.0oC until the metal had reached the
1. 1 answer
2. asked by katie
3. 808 views
A sample of unknown metal has a mass of 36.7 g. This metal was placed in boiling water at 96.0oC until the metal had reached the
1. 0 answers
2. asked by korko
3. 1,152 views
a sample of an unknown metal has a mass of 137467 grams and a volume of 38 cm4 what is the metal?
1. 11 answers
2. asked by giggleshitter
3. 85 views