Changing black inks. You can set the change of black ink to automatic, or you can manually switch between Matte (Mk) and Photo (Pk) inks. In the past this was a distinct problem with Epson printers if, like me, you used both matte (art) papers and glossy papers.
Submit. Â· just now. Report Abuse. Sodium iodide is a polar compound and polar compounds are soluble in water because of water s polarity.So sodium iodide is soluble in water. Imran Â· 7 months ago. Thumbs up. 2.
+ Ni(OH)2 is insoluble because all hydroxides are insoluble EXCEPT those of ammonium, barium and alkali metal (Group I) cations. + BaSO4 is insoluble because all sulfates are soluble EXCEPT those of silver, lead, mercury(I), barium, strontium and calcium.E: Compounds soluble in water? Which of the following compounds is soluble in water? -Ni(OH)2 -K3PO4 -BaSO4 -CoCO3 -PbCl2 And could you explain how to tell.