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A 90% by weight solution

0.02 mole of ureais dissolved in 250ml of solution. if density of solution is 1.10 g/ml . calculate percentage weight by weight
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2. asked by Awadhesh kumar
3. 422 views
How would I make a 5% solution of sodium bisulfite?sodium bisulfite: NaHSO3 Molar mass: 104.06 g/mol is it 5% w/w or v/v or w/v
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2. asked by ~christina~
3. 1,440 views
The weight of a china dish with a saturated solution of sodium nitrate at 40°C is 80 g. After evaporatingthe whole solution the
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2. asked by Anonymous
3. 2,000 views
1) the weight of water in 1litre of 2M nacl solution of density 1.117g/ml.2)there are two common oxides of sulphur one of which
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2. asked by akshar
3. 779 views
1.a newborn weighs 3,000 g. what is his weight in kilograms?2.a newborn weighs 3,000g. what is his weight in pounds? 3.a stock
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2. asked by cleondra
3. 1,784 views
Weight of solution is 1026gm in aqueous solution.what will be the weight of per kg H2O?
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2. asked by Dipika Dang
3. 299 views
Given:50ml of 20% NaOH 5.3g of methyl salicylate How many moles of NaOH solution were used? (if needed, can use the weight
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2. asked by Alex
3. 409 views
You mix 40.0 g of ethanol (C2H5OH, molecular weight = 46.1 g/mol) and 60.0 g of water (molecular weight = 18.0 g/mol) The
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2. asked by Jen
3. 1,078 views
A solution contains 2 mEq/mL of KCL (Molecular weight 74.5). If a 20 mL ampule of this solution is diluted to 1 liter what is
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2. asked by Felix
3. 791 views
A solution contains 2 mEq/ml of KCL (Molecular weight 74.5). If a 20 ml ampule of this solution is diluted to 1 liter what is
1. 2 answers
2. asked by Ann
3. 5,994 views