What is the number of atoms in a volume of 7.6 liters of Krypton gas at STP? a
3.90 x 1022
b
3.01 x 1023
c
1.48 x 1023
d
2.03 x 1023
e
6.02 x 1023

Calculate the mass of silver needed to react with chlorine to produce 126g if silver chloride?

In the following table, all the columns for the element calcium are filled out correctly. element electron structure of atom electron structure of ion net ionic charge calcium 1s22s22p63s23p64s2 1s32s22p63s23p64s1 +1 true false

What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate