How many grams of nh3 can be produced from 3.99 mol of n2 and excess h2?

The missing component to the table to the right or indicated with orange letters complete the table by filling in the corresponding numbers or symbols

A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.

What happens to the temperature of a substance when the average kinetic energy of its particles increases?