Chemistry, 11.07.2019 11:00 paigehixson9457
Which of the following groups contains members with similar chemical reactivity? a) sc, y,zr b) li, be, c c) c, n,o d)be, mg, sr
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8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm
Answers: 1
Chemistry, 22.06.2019 19:30, gracieisweird12
Use the periodic table to find the molar mass of each element. molar mass h = g/mol molar mass s = g/mol molar mass o = g/mol
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Which of the following groups contains members with similar chemical reactivity? a) sc, y,zr b) li,...
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