30. yw is a bisector of zxyz and the mzxyw = 55°. find
the mzxyz. (2-step problem)
i rea...
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Write the complete balanced equation for the reaction between lead (iv) oxide (pbo2) and water (h2o).
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11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg
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What does the mass of 0.7891 mol of ferric oxide (fe2o3)
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