Ответьте на вопросы, употребив глагол в пассивном залоге:
Will he explain the properties of this compound? → Yes, the properties of this compound will be explained by him.
1.Will you use sulfanilamide in your experiment? 2. Will he use cold hydrochloric acid in the test for sulfanilamide? 3. Will he investigate all the samples? 4. Will they receive an intermediate substance on treatment with excess ammonia