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0ne S2- ion has [electrons]electrons;                   one 120Sn4+ ion has [neutrons],  neutrons; [electrons2] electrons

Draw a Lewis dot structure for the formula unit of ionic compound between atoms of Ca and N and provide the formula based on the structure.  Upload the picture of the Lewis dot structure for additional 2 pts grade along with the other required ones to the  Exam 2 Solutions (Lewis Structures), Extra Credit and Partial Credit assignment after you submit your exam.

Calculate the molar mass of dimethylnitrosamine, (CH3)2N2O in g/mol

Which ligament limits knee adduction?

Which of the following is a correct description of the electron location?

What is the common insertion of the semitendinosus, sartorius, and gracilis?

The frequency of light that has a wavelength of 1.50 × 10-5 cm will be ____  Hz

Which ligament is attached to the medial meniscus?

When a 23.63 gram sample of titanium is placed in a graduated cylinder containing 20.1 mL of water, the water level rises to 25.4 mL. What is the density of titanium in g/cm3? 

Rutherford concluded that most of the mass of the atom is