How do you use the word gram in a sentence?

Here are some examples of how to use the word "gram" in a sentence:

* "The recipe calls for 100 grams of flour." (referring to weight)

* "A gram of gold is worth a lot of money." (referring to weight)

* "The scientist carefully measured the gram of salt." (referring to a unit of measurement)

* "A gram is a very small unit of weight." (referring to the concept of the unit)

* "I need to buy a gram scale to measure my ingredients." (referring to a tool)

Let me know if you'd like more examples or want to see how "gram" is used in a specific context!