When NH4Cl in a testtube is heated and a piece of asbestos is placed h

1.	When NH4Cl in a testtube is heated and a piece of asbestos is placed halfway of d testtube,a litmus paper put at the top of d testtube turns
Answer» LITMUS PAPER CHANGE in BLUE COLOUR .

When NH4Cl in a testtube is heated and a piece of asbestos is placed halfway of d testtube,a litmus paper put at the top of d testtube turns

Answer»