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Write an equation for a circle with a center of (3,-6) and a radius of 4.

Solve the quadratic equation. 5×2-3x=2

Based on the photoelectric effect, Einstein proposed the idea that

Use the periodic table and formula sheets to write the names for the following compounds. Show balancing charges where applicable for EC. Na2SO3[Na] Ni(OH)2[Ni] K3AsO4[K] I2O5[I] H3PO4(aq)[P] CaMoO4[Ca] HIO3[I] Zn(HSO4)2[Zn] MgSO4*7H2O[Mg] Ni(NO3)3[N]

The following is a correct ground state configuration of the Cl atom:

 Draw a Lewis dot structure for the formula unit of ionic compound between atoms of Al and S 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.

Draw a Lewis dot structure for the formula unit of ionic compound between atoms of Mg 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.

The following is a correct ground state configuration of Ag atom:

 The energy of a photon that has a wavelength of 833nm will be ________ J.   

The following is a correct ground state configuration of the S atom: