How many grams of h2 is needed to produce 6,8 grams of ph3

ph4 +h2=ph3
(balance the equation and solve)

p-31 h-1

answer asap im gonna mark you brailniest !

Aballoon inflated with three breaths of air has a volume of 1.7 l. at the same temperature and pressure, what is the volume of the balloon if five more same-sized breaths are added to the balloon? a balloon inflated with three breaths of air has a volume of 1.7 l. at the same temperature and pressure, what is the volume of the balloon if five more same-sized breaths are added to the balloon?

Free answer. the treaty of versailles ended world war i, but some of the terms of the treaty contributed to the beginning of world war ii. which was one of the terms of the treaty? the answer would be "germany was forces to pay reparations to the allied countries.". i hope this .

If 90.0 grams of ethane reacted with excess chlorine,how many grams of dicarbon hexachloride would form