Correct answer
B. Na2CO3
Explanation
Na2CO3 is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
In the purification of portable water the coagulant used is_________________?
Which one of the following is termed as benzul alcohol ?
Neutrons moving with an energy of 1.2 MeV are called_______________?
Wavelength of electron was verified by_________________?
CO2 is gas while SiO2 is solid at room temperature?
In a closed vessel, a gas is heated from 300K to 600 K. The kinetic energy becomes__________?