Location A and B are 300 miles away from each other. If location A has an air pressure of 988.6mb and location B has an air pressure of 1020.4 What is the Air pressure gradient between those locations.

Which formula can be used to calculate the molar mass of ammonia (nh3)? molar mass of n + molar mass of h 3 × molar mass of n + molar mass of h molar mass of n + 3 × molar mass of h 3 × molar mass of n + 3 × molar mass of h

Write the chemical formula for a compound that is made of an element from group 1 and an element from group 17

To apply in a gold the individual gold atoms are united to each other by means of a metallic bond. how would you use the gold block to determine the atomic radius of a gold atom?