When calcium interacts with water, calcium hydroxide is formed in an amount of 0.3 mol

When calcium interacts with water, calcium hydroxide is formed in an amount of 0.3 mol, which volume of hydrogen will be released.

Let’s calculate the volume of hydrogen. To do this, write down the reaction equation and arrange the coefficients:
Ca + 2H2O = Ca (OH) 2 + H2
According to the equation, calcium hydroxide and hydrogen are related as 1: 1
Means 0.3 * 22.4 = 6.72 l



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