In the given reaction, ________ acts as a reducing agent.
Fe2ββO3β+3CO→2Fe+3CO2β
Study the given letter series and answer the question that follows.
Q I O M J E S T R U L E B A C K J M N
How many consonants are immediately preceded by a consonant and immediately followed by a vowel?
A certain number of people are sitting in a row, facing north. D is to the immediate right of H. A is third to the left of C. Only three people sit between H and L. L is fifth to the right of C. D is at the extreme right end of the row. If no other person is sitting in the row, what is the total number of persons seated?