〖〖2 H〗_2 S〗_((g) )⇌2〖H_2〗_((g) )+〖S_2〗_((g) ) what is the equilibrium equation?

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

How many moles of oxygen gas are produced from the decomposition of six moles of potassium

When a device is used in a circuit in which the voltage is 81 v the current flowing through the device is 3 a what is the resistance of the device