Calculate the atomic mass (average) of chlorine using the following data:

Calculate mean, variance and standard deviation for the following data.

What is the mass of one atom of chlorine in grams?

The atomic masses of three elements A, B and C having similar chemical properties are 7, 23 and 39 respectively. a. Calculate the average atomic mass of element B according to Dobereiner's triads. b. Compare the average atomic mass of B with its atomic mass. c. What could the elements A, B and C be?

Calculate the mass of : One carbon atom

Give four uses of chlorine.

calculate the molecular mass of the following in u. NH_3