N2 + 3H2 2 NH3 How many moles of hydrogen are needed to completely react with two moles of nitrogen?

Consider the directing effects of the substituents on salicylamide and predict the possible structures of the iodination products. which do you think will be the major product?

Which statement explains why the bonds between non metals tend to be covalent? the bonds are found to be nondirectional they have large differences in electronegativity they have small differences in electronegativity they have ions that produce an electrostatic pull

Describe at least two advantages and two disadvantages of using hydropower as a source of energy.