Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_16 (coefficient VARCHAR, parts_per_example VARCHAR)
### Question:
What is the Coefficient of 2 ppt?
### Answer:
SELECT coefficient FROM table_name_16 WHERE parts_per_example = "2 ppt"