If the calculated activity (CI) is  4.96×10 −11, what is the specimen weight/size?
CREATE TABLE table_26211058_1 (specimen_weight_size VARCHAR, calculated_activity___ci__ VARCHAR)
SELECT specimen_weight_size FROM table_26211058_1 WHERE calculated_activity___ci__ = "4.96×10 −11"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_26211058_1 (specimen_weight_size VARCHAR, calculated_activity___ci__ VARCHAR) Question: If the calculated activity (CI) is  4.96×10 −11, what is the specimen weight/size? [/INST] SELECT specimen_weight_size FROM table_26211058_1 WHERE calculated_activity___ci__ = "4.96×10 −11" </s>