Question

state the reason of the following all alkalis are bases but all bases are not alkalis use a mailed base like baking soda give relief of honey bee stung area. a tarnished copper vessel rubbed with lemon to retain its shining

Answer 1

All alkalis are base but all bases are not alkalis because some bases doesn't soluble in water....
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HOPE THIS WILL HELP YOU...
PLEASE MARK IT AS BRAINLIEST

Answer 2

tarnished copper vessel rubbed with lemon to retain it's shining because the layer of copper oxide which is basic
can be cleaned by lemon