Which element of the lanthanides series has the largest atomic radius

0.09 moles of sodium sulfate in 12 ml of solution

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

In a chemical reaction, the final amount of the products is determined by the a. universal gas law b. law of definite proportions c. air pressure d. temperature e. none of the above me