Problem- helium gas 30 x 10 -4 g is dissolved in 200 g of
Problem- Helium gas, 3.0 x 10 -4 g, is dissolved in 200 g of water. Express this concentration in parts per million.
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problem- determine the ionic strength for each of the following solutions assume complete dissociation of each salt and
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problem- a solution is prepared by dissolving 500 g of cesium chloride cscl in 500 g water calculate the mass of
problem- a solution is prepared by dissolving 125 g sucrose c12h22o11 in 135 g h2o calculate the mass of sucrose in
problem- helium gas 30 x 10 -4 g is dissolved in 200 g of water express this concentration in parts per millionexplain
problem- a sample of 3000 g of drinking water is found to contain 38 mg pb what is this concentration in parts per
problem- a solution of lead sulfate pbso4 contains 0425 g of lead sulfate in 1000 g of water what is this concentration
problem- upon decomposition one sample of magnesium fluoride produced 164kg of magnesium and 258kg of fluorine a second
problem- a sample of a compound contains 20 g of element a and 30 g of element b if the atomic weight of a is 60 gmol
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