0.005M K2Cr2O7 solution for calibration of UV.why 0.005M
K2Cr2O7?
need for proper earthing
Soda-acid fire extinguisher involves the reaction between 1 Sodium hydroxide and nitric acid 2 Sodium bi carbonate and sulphuric acid 3 Sodium sulphate and carbonic acid 4 Sodium carbonate and hydrochloric acid
What is one light hour?
What is the Cellular Structure ?
When was the indian made rocket “ rohini ” launched from thumba?
Who commanded the challenger’s first flight?
What is the percent of plazma in blood?
What is voltage? ?? What type of of show voltage. ?? Practillay how's voltage?
Heavy water is 1 Sea water (H2O+Salt) 2 D2O 3 H2O2 4 None of these
What is the Metabolism ?
Which are the research centres of department of atomic energy?
I am a student of class 12. PCMB group. I am not getting admission in any of the medical colleges. And I am not good at math. So what are the options available for me????