Question

How is zinc carbonate reduce to zinc.

Define

!)Haemodialysis.
?) Sphygmomanometer.

Answer 1

1)Haemodialysis - It is also called kidney dialysis or simplply dialysis. It is a process of Purifying the blood of person whose kindneys are not working .
2)Sphygmomanometer - It is a device that is used to measure Blood pressure .
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Answer 2

sphygmomanometer is a device which is used for measuring BP(BLOOD PRESSURE)