Chemistry, 29.07.2021 08:40, myla18jabbar
In an ammonia molecule (NH3), nitrogen is the central atom. Nitrogen has four electron groups: Three N-H bonds and one lone electron pair. In a perfect tetrahedral structure, bond angles are 109.5 degrees. Would the bond angles between hydrogen molecules in ammonia be more, less, or equal to 109.5 degrees?
Answers: 2
Chemistry, 21.06.2019 17:10, bananaslugs
The concept of empiricism states that all rationally accepted knowledge is determined from experience. francis bacon was one of the first scientists to promote this theory. what was it’s impact on society?
Answers: 1
Chemistry, 21.06.2019 22:30, ayoismeisalex
Which of these sequences lists the correct order for the creation of sedimentary rock from sediment? a. deposition, burial, compaction, cementation b. burial, deposition, compaction, cementation c. compaction, deposition, burial, cementation d. cementation, deposition, burial, compaction
Answers: 1
In an ammonia molecule (NH3), nitrogen is the central atom. Nitrogen has four electron groups: Three...
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