What is the voltage of a galvanic cell made with silver (ag) and nickel (ni)?

What is the mass of 0.46 mil of mgcl2

Avariable that is not being directly tested during an experiment should be

Assuming complete dissociation of the solute, how many grams of kno3 must be added to 275 ml of water to produce a solution that freezes at -14.5 c? the freezing point for pure water is 0.0 c and k_f is equal to 1.86 c/m