Chemistry, 14.10.2019 21:00, mercedespennewp72wea
The table shows a chemical equation and the dimensional analysis used by a student to calculate the number of moles of ba3n2 required to produce 9.2 moles of ba(oh)2. what is the error in the dimensional analysis? 1) 1 mol of ba3n2 should be replaced with 3 mol of ba3n2 2) 3 mol of ba(oh)2 should be replaced with 1 mol of ba(oh)2 3) 3 mol of ba3n2 should be interchanged 4) 9.2 mol of ba(oh)2 and 1 mol of ba3n2 should be interchanged.
Answers: 2
Chemistry, 22.06.2019 19:30, dorindaramirez0531
Which liquid (h2o, h2o + soap, or h2o + salt) has the strongest cohesion and adhesion? (need now plz)
Answers: 1
Chemistry, 22.06.2019 20:40, ohgeezy
Select the correct value for the indicated bond angle in each of the compounds. o−o−oo−o−o angle of o3 90° 109.5° < 109.5° 120° < 120° 180° f−b−ff−b−f angle of bf3 180° < 109.5° < 120° 120° 109.5° 90° f−o−ff−o−f angle of of2 < 120° 120° 90° 109.5° 180° < 109.5° cl−be−clcl−be−cl angle of becl2 90° 109.5° 180° 120° < 109.5° < 120° f−p−ff−p−f angle of pf3 90° 109.5° < 109.5° 180° 120° < 120° h−c−hh−c−h angle of ch4 90° < 109.5° 180° 120° < 120° 109.5°
Answers: 1
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