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What mass of Manganese (II)

This is how manganese appears in the periodic table.What is the arrow is pointing to? period symbol of manganese isotope symbol
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What is the correct name for the ionic compound, MnO2?? manganese dioxide ? manganese(IV) oxide ? manganese(II) oxide ?
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2. asked by emma
3. 32 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. 1,144 views
In an acidic solution, manganese(II) ion is oxidized to permanganate ion by bismuthate ion, BiO3-. In the reaction, BiO3- is
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2. asked by Kelly
3. 7,909 views
A chemist makes 86.94 grams of a black powder by reacting 54.94 grams of manganese with 32.00 grams of oxygen. If a student
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2. asked by Noah
3. 30 views
A chemist makes 86.94 grams of a black powder by reacting 54.94 grams of manganese with 32 grams of oxygen. If a student breaks
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2. asked by Noah
3. 33 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. 1,327 views
A stock solution containing manganese ions was prepared by dissolving 1.542 g pure manganese metal in nitric acid and diluting
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2. asked by Jayd
3. 975 views
What is the correct name for the ionic compound, MnF3?? manganese(III) fluoride ? manganese(II) fluoride ? manganese(I) fluoride
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2. asked by emma
3. 51 views
Give the name and formula of the compound formed when a Mn2+ cation combines with a (PO4)3- anion.A. manganese phosphate:
1. 1 answer
2. 21 views