Earn $100 Online Daily. Work From Home. Click Here

What is the correct answer?


Permanent hardness of water, due to sulphates of the metal, can be destroyed by the use of

A. Sulphonates

B. Zeolites

C. Nitrates

D. None of these

Related Questions

Earth's seasons are caused by which of the following? The speed of light with the rise in the temperature of the medium Bromine is Rust is The accumulation of stress along the boundaries of lithospheric plates… Which of the following elements is a metal Polythene is industrially prepared by the polymerisation of The major ingredient of leather is Which of the following elements is non-radioactive? The formula of Plaster of Paris is The fastest-running terrestrial animal is Which of the following parts of the sun is easily visible only during… Which of the following characters is not shown by hydrogen The oxide of Nitrogen used in medicine as anaesthetic is Which of the following items will be attracted to the north pole of a… Apparatus invented by Archimedes is : The hardest substance available on earth is Which of the following is the lightest metal ? The metal used in storage batteries Water has maximum density at Cell membrane is Epoxy resins is used as The intencity of Earthquakes is measured on Old-written material, which cannot be read easily can be read by Which of the following is commonly called a polyamide ? One fathom is equal to The smallest functional and structural unit of kidney is called as The property of a substance to absorb moisture from the air on exposure… The element present in the largest amount in rocks and minerals is In a certain electronic circuit the output is positive if input 1 is positive…