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

1 Nitrates

2 Zeolites

3 Sulphontes

4 None of these

Answer Posted / ani

Zeolite

Is This Answer Correct ?    0 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

172.116.0.0 is a private address - for 120 subnets how many bits does one borrow from the HOST bits

1616


What is one light minute?

616


Who is the second female cosmonaut?

656


What is the significance of international geo - physical year?

630


What are cosmic rays?

665






name all the density all cloth,metals,materials?

2017


What is light year?

664


How can we calculate %difference in Weighing balance?

1453


What are quasars?

600


What are reflecting nebulae?

589


meron po bang minerals ang astoroids po ba?

1925


Which scientist made detailed study on novae?

676


My friend has done the DMLT(Diploma in Medical Laboratory Technology)Now she wants to do further education.What should she do? Please Guide which would be best for her

9392


A man is travelling with the speed of 10m/min across the river to the opposite bank.The river water flows at the speed of 1m/s.Since the water flows at the speed higher than the boatsman, he would definitley reach the opposite river bank in a slant path.What is the length of the path he travelled?. The river is 10m wide. Please give me solution to tha above probelm. Thanks in advance

1708


the basic approach to science was established by:

2297