Does the chemical symbol of the element beryllium correspond to the name of the element?

If i make a solution by adding 83grams of sodium hydroxide to 750ml i’d water what is the molarity of sodium hydroxide

The diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Explain how the integumentary system plays a crucial role in the ability to maintain homeoestasis