How do the electrons in bonds differ from lone pairs?

What are the coefficients that will balance the skeleton equation below? n2 + h2 → nh3

If you try to move a piano and are unable to move it, did you perform any work in the scientific sense of the word? yes no correct anwser get brainliest

2. a sample of table sugar (sucrose, c12h22o11) has a mass of 1.202 g. a. calculate the number of moles of c12h22o11 contained in the sample. show your work. b. calculate the moles of each element in c12h22o11, show your work c. calculate the number of atoms of each type in c12h22o11. show your work