Pls help! It takes 1 molecule of nitrogen and 3 molecules of hydrogen to produce 2 molecules of ammonia using the following formula: 1N2 + 3H2 → 2NH3
1
N
2

+

3
H
2

→

2
N
H
3

Which combination of molecules will produce ammonia with no leftovers?
A.8N2 and 4H2

B.5N2 and 6H2

C. 4N2 and 4H2

D. 2N2 and 6H2

What is the molar mass of potassium nitrate, kno3

The diagram shows the relationship between scientific disciplines.the names of some scientific disciplines have been removed from the boxes. which scientific discipline belongs in the blue box? a.physics b.biology c.chemistry d.metallurgy

At a certain temperature the rate of this reaction is first order in hi with a rate constant of : 0.0632s2hig=h2g+i2g suppose a vessel contains hi at a concentration of 1.28m . calculate how long it takes for the concentration of hi to decrease to 17.0% of its initial value. you may assume no other reaction is important. round your answer to 2 significant digits.