If 355 grams of Lithium Sulfate (FM = 109.95 grams) is reacted, how much Lithium Phosphate (FM = 115.79 grams) should be produced in this reaction?

Identify one disadvantage to each of the following models of electron configuration: dot structures arrow and line diagrams written electron configurations type in your answer below.

According to the tide table below what time of day will the highest tide occur?

I'm learning about the periodic tables and what each subject's configuration is. for example, hydrogen is 1s^1, but i don't understand how you get that. can someone me understand how to figure out how to figure this out? sorry if the question makes no sense, but it would really a lot if you could me understand! you so much if you can!