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What mass of manganese(II) chloride

When you placed transition metals on a scale to find their mass, why are the values negative or positive. For example these
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2. asked by Cassidy
3. 733 views
A 2.747-g sample of manganese metal is reacted with excess HCl gas to produce 3.22 L of H2 at 373 K and 0.951 atm and manganese
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2. asked by heather
3. 1,185 views
a 2.747g sample of manganese metal is reacted with excess HCl gas to produce 3.24L of H2 at 366K and .927atm and a manganese
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2. asked by mel
3. 1,366 views
A sample of Manganese (II) Chloride has a mass of 19.8 grams before heating, and 12.6 grams after heating until all the water is
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2. asked by Diana
3. 4,153 views
What is the number of unpaired electrons for the following compounds:Cobalt (II) chloride Copper (II) chloride Iron (II)
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2. asked by jessie
3. 2,204 views
how many grams of manganese chloride will be formed if 0.86 moles of manganese oxide react with 48.2 g of hydrogen chloride
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2. 87 views
What mass of manganese (II) chloride must react with sulfuric acid to release 49.5 mL of hydrogen chloride gas at STP? Mg(s) +
1. 2 answers
2. asked by Anonymous
3. 766 views
What mass of manganese(II) chloride must react with sulfuric acid to release 54.0mL of hydrogen chloride gas at STP?MnCl2(s)+H2S
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2. asked by Rachel
3. 605 views
What mass of Manganese (II) Chloride must react with sulfuric acid to release 45.0ml of hydrogen chloride gas at STP?Please list
1. 6 answers
2. asked by Loretta
3. 1,106 views
What is the correct name for the ionic compound, MgCl2?Responses A manganese chloride B magnesium chloride C magnesium
1. 1 answer
2. 74 views