What amount of hydrogen will be required for complete hydrogenation of one mole of pent-3-yne?

When excess carbon (lV) oxide is passed into lime water, the turbidity produced initially disappears due to the formation of

Which of the following is a disaccharide?

Use this following information to answer this question. Compound X was boiled with concentrated hydrochloric acid for a long time. One of the products was found to be a sugar. Compound X was probably

Use this following information to answer this question. Compound X was boiled with concentrated hydrochloric acid for a long time. One of the products was found to be a sugar. What type of reaction was involved between compound X and concentrated hydrochloric acid?