Asked by EMILY
In a reaction 6.56g of Zinc reacted with excess dilute Hydrochloric acid Calculate the volume of hydrogen evolved at STP
Answers
Answered by
Scott
divide the mass of Zn by its molar mass to find the number of moles
each mole of Zn results in one mole of H2
a mole of gas at STP occupies 22.4 L
each mole of Zn results in one mole of H2
a mole of gas at STP occupies 22.4 L
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