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Calculate the mass of pure

  1. a sample of sulphuric acid is 95.7% by mass and has a density of 1.84g/cubic cm.calculate the mass of pure H2SO4 in a 2.00L
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    2. grace asked by grace
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  2. A compound Y containg C, H and O only was burnt in a strem of pure oxygen.The carbon(iv)oxide and water produced were collected
    1. answers icon 1 answer
    2. KC(king of casino) asked by KC(king of casino)
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  3. Hi Please help verify my answer to the following question:0.500g of pure phosphorous was burned in excess pure oxygen to give a
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    2. Helpme asked by Helpme
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  4. I need help with this lab.Write the equation for the decomposition of the hydrate, CuSO4*XH2O. Mass of crucible and hydrate:
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    2. Mary asked by Mary
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  5. I need help with this lab.Write the equation for the decomposition of the hydrate, CuSO4*XH2O. Mass of crucible and hydrate:
    1. answers icon 3 answers
    2. Nancy asked by Nancy
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  6. Calculate the mass (in grams) of water vapor produced when 56.0 grams of pure hydrogen gas burn in the air. Given the
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    2. Brandon asked by Brandon
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  7. Calculate the mass (in grams) of water vapor produced when 56.0 grams of pure hydrogen gas burn in the air. Given the
    1. answers icon 1 answer
    2. Brandon asked by Brandon
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  8. A mass of 0.100 mg TIOH is mixed with 174 ml of pure water. Calculate the pH of this aqueous solution?
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    2. Kelly asked by Kelly
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  9. Calculate the mass of pure NaCl that will yield enough HCl gas to neutralize 25cm3 of 0•5 of KCO3 solution
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    2. Ozioma asked by Ozioma
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  10. The mass of the CuSO4 x 5H2O sample is 1.664 g. The mass of the recovered copper is 1.198 g.Calculate the percent copper in pure
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    2. Lou asked by Lou
    3. views icon 2,413 views