Select the correct answer. The Sun is composed entirely of oxygen and hellum.
A.
True
B.
False

How does litmus paper indicate an acid?

Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?

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