N2 + 3H2 -----> 2NH3
according to balanced reaction
28 g N2 reacts with 3 x 2 g H2
3.30 g N2 reacts with 3.30 x 3 x 2 / 28 = 0.71 g
mass of H2 required = 0.71 g
how many grams of CO are needed to react with 3.03 g of Fe2O3? How many grams of Co are needed to react with 1.77 mol of Fe2O3?
a) How many grams of O2 are needed to react with 7.15 g of ethanol? b) How many grams of H2O are produced from 7.15 g of ethanol? c) How many grams of CO2 are produced from 7.15 g of ethanol?
Which is the limiting reagent, 12.8 grams of N_2 or 5.4 grams of H_2 ? Show work to validate answer and clearly explain your choice.
How many moles of NH3 are produced when 1.7 moles H_2 reacts? Express your answer using two significant figures. How many moles of H_2 are needed to react with 0.80 mole N_2? Express your answer using two significant figures. How many moles of N_2 reacted if 0.65 mole NH_3 is produced? Express your answer using two significant figures.
How many grams of O2 are needed to react completely with 28.0 g of Li in the following, 2 Li + O2 → Li2O ? a. 64.0 g b. 32.0 g c. 7.0 g d. 256.0 g
How many grams of H2 are needed to react with 67 grams of O2, given the reaction: 2 H2 (g) + O2 (g) --> 2 H2O (l)
How many grams of H2O are needed to react with 27.2 g of
lithium oxide to give lithium hydroxide blank grams of H2O
Question 18 What is the pressure, in atmospheres, of 33.2 g of CO in a 16.4L flask at 24 °C? I No new data
For hydrogen combustion, how many grams of O2 (g) are needed to react with 10.0 g of H2 (g)? 2 H2 (g) + O2 (g) 2 H2O (l) 5.00 g O2 79.4 g O2 158.7 g O2 317.5 g O2
Nitrogen react with hydrogen to produce ammonia. How many grams Hydrogen is needed, if 10.00 g Nitrogen is used?
How many grams of aluminum (Al) are needed to react with 52.6 g of sulfur (S) to produce aluminum sulfide? Hint: you will need a balance chemical equation. Is it 29.5 g Al?