How many grams of Fe2O3  are there in 0.500 moles of Fe2O3? (molar mass of Fe2O3 = 159.69 g)

What does the IN operator do in a SQL query?

In a relational database, data are stored in:

Given table SHIP, write an SQL query to calculate the length of the longest ship of each type.

Why might a designer choose to define a composite primary key in a table?

You want to show the total cargo weight shipped by each ship. Which query gives each ship name and the total cargo weight it carried?

Why is data typically stored across multiple tables in a relational database?

Given table SHIP, write an SQL query to find the ship types that have an minimum length less than 200, along with the count of ships for those types.

You want to see the number of voyages each ship has taken. Each result should show the ship’s name and how many voyages are listed in SHIP_VOYAGE. Which query works?

What does the BETWEEN operator do in a SQL query?