Answer to Question #74399 in Organic Chemistry for john

Question #74399
N2(g)+3H2(g)→2NH3(g)
How many grams of H2 are needed to react with 3.50 g of N2?
1
Expert's answer
2018-03-10T03:59:07-0500
N2(g) + 3 H2(g) → 2 NH3(g)
Given: 3.50 g N2
Find: g H2
g H2 = (3.50 g N2 x 1 mol N2 )/(28.01g N2) ∙ (3 mol H2)/(1 mol N2) ∙(2,02g H2)/(1 mol H2) = 0. 75 g
To find out more u can read here https://people.uwec.edu/bhattas/ppt_ch4_ch5_c.pdf
Where are clearly represent chemical dependence between moles molar ratios and mass of reagents and product in chemical reactions

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