What's the HC for the standard with NO x of 7.0 g/kWh?
CREATE TABLE table_2780146_6 (
    hc__g_kwh_ VARCHAR,
    no_x__g_kwh_ VARCHAR
)
SELECT hc__g_kwh_ FROM table_2780146_6 WHERE no_x__g_kwh_ = "7.0"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What's the HC for the standard with NO x of 7.0 g/kWh? ### Input: CREATE TABLE table_2780146_6 (
    hc__g_kwh_ VARCHAR,
    no_x__g_kwh_ VARCHAR
) ### Response: SELECT hc__g_kwh_ FROM table_2780146_6 WHERE no_x__g_kwh_ = "7.0"