if 5.50 L of water vaporat 50.2 °C and 0.121 atm reacts with an excess of iron to produce iron(III)oxide and hydrogen gas, how many grams of iron(II) oxide will be produced? Enter your answer as a numerical value with no units.

Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone,due to its high light availability and warm water temperature

In salt water solution,the salt is the blank

One similarity and one difference between an element and a mixture of elements