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Q. A 5.0 g sample of calcium nitrate (Ca(NO3)2, M = 164) contaminated with silica (SiO2, M = 60.1) is found to contain 1.0 g calcium. What is the mass percent purity of calcium nitrate in the sample?

Solved • Apr 23, 2018

Q. What is the solubility of mns in water if the ksp is 2.5*10^_13?

Solved • Apr 23, 2018

Q. help please

Solved • Apr 23, 2018

Q. Need help with this please

Solved • Apr 23, 2018

Q. IUPAC and common name of drawn compound?

Solved • Apr 23, 2018

Q. My professor's solution for this problem is to first have sulfur bond to the carbon attached to the OSO2CF3 and then the Iodine can attack the carbon and bind to it. Why is this?

Solved • Apr 23, 2018

Q. Need help with this please

Solved • Apr 23, 2018