Description : Cast iron (A) Is obtained by purifying pig iron (B) Is manufactured in required shapes (C) May contain 2 to 5 per cent of carbon with other impurities (D) All the above
Last Answer : Answer: Option D
Last Answer : The process of purifying water with a sieve is called sieving.
Description : Are there room air filters especially for purifying cigarette smoke?
Last Answer : AllerAir is an air filter that is known for purifying a room of oder and chemicals. This electronic device filters the odor particles out of the smoke and produce fresh air.
Description : Do you have to buy filters for the purifier and if so are they reusable How big of an area or room size does it cover for purifying the air?
Last Answer : Yes there are filters for this product. They are not reuseable. The purifier can cover an area of up to 2000 sq. ft.
Description : What are the benefits of reverse osmosis systems in purifying water?
Last Answer : Reverse osmosis is a membrane technical filtration method that removes many types of large molecules and ions from solutions by applying pressure to the solution when it is on one side of a selective membrane.
Description : Potassium Permanganate is used for purifying drinking water, because ________. (1) It is a reducing agent (2) It is an oxidising agent (3) It is a sterilising agent (4) It dissolves the impurities of water
Last Answer : (2) It is an oxidising agent Explanation: Potassium permanganate is a point-of-entry water treatment method that oxidizes dissolved iron, mancianese, and hydrogen sulfide into solid particles that are filtered ... to control iron bacteria growth in wells. It is an oxidant, but a poor disinfectant.
Description : Potassium Permanganate is used for purifying drinking water, because - (1) it dissolves the impurities of water (2) It is a sterilizing agent (3) It is an oxidising agent (4) It is a reducing agent
Last Answer : (3) It is an oxidising agent Explanation: Potassium permanganate is a point-of-entry treatment method that oxidizes dissolved iron, manganese, and hydrogen sulfide into solid particles that are filtered out of the water.
Description : The process of purifying Sulphide ores?
Last Answer : Froth Flotation process
Description : What is the common criteria for purifying organic compound ?
Last Answer : Their Fixed Melting and Boiling point.
Description : Potassium Permanganate is used for purifying drinking water, because_________ (1) It is a reducing agent (2) It is an oxidising agent (3) It is a sterilising agent (4) It dissolves the impurities of water
Last Answer : It is an oxidising agent