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2.241g sample of nickel reacts

2.241g sample of nickel reacts w oxygen to form 2.85g of the metal oxide. Calculate the empirical formula of the oxide?
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2. asked by lizzie
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A sample of 0.250 g of nickel complex was titrated with 0.150 M EDTA. If the titration of the nickel sample required 7.5 mL of
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2. asked by Anonymous
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1) A 15.0 g sample of nickel metal is heated to 100.0 C and dropped into 55.0 g of water, initially at 23.0 C. Calculate the
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2. asked by Kim
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A 21.5 g sample of nickel was treated with excess silver nitrate solution to produce silver metal and nickel(II) nitrate. The
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2. asked by HELPPLS
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A 2.241 g sample of nickel reacts with oxygen to form 2.852 g of the metal oxide. Calculate the empirical formula of the oxide.G
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2. asked by sam
3. 2,291 views
what type of reaction is Nickel (II) ion and iron (III) ion and reacts to produce iron (II) and nickel (III) ions?is it:
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2. asked by bethany
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A 500.0 mL sample of saturated nickel(II) phosphate solution was analyzed spectrophotometrically and foundto contain 1.88 ×
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2. asked by Henry
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18. Answer the following question that relate to the analysis of chemical compounds.(a) A compound containing the elements C, H,
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2. asked by alk
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A sample of nickel is heated to 95.0°C and placed in a coffee-cup calorimeter. If the 50.0 g of water in the calorimeter is
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2. asked by Morgan
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A sample of nickel is heated to 95.0°C and placed in a coffee-cup calorimeter. If the 50.0 g of water in the calorimeter is
1. 3 answers
2. asked by Morgan
3. 2,142 views