Beakers A, B, C, and D shown below each contain a different aqueous
solution. The bulb will glow when the conductivity apparatus is placed into

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Determine the number o moles of ions/atoms/particle in the following: 2.50 miles of k2s (let me know how to do)

If 1.8 l of water is added to 2.5l of a 7.0 molarity koh solution, what is the molarity of the new solution

Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o          sncl2•4h2o          sncl2•6h2o