Question

plz help me
ans in one word
a. An indicator that is vegetable in origin.
b. two origin acid with formula.
c. An acid present in lemon, orange and sour fruits.
d. The brick that can with stand very high temperature.
e. A salt used in preparation of plaster of pans.
f.A turmeric juice indicator turns to which colour in acid, base.
g. An indicator that turns pink in basic solution
h. A flower that can give acid base indicator
I. three mineral acid with chemical formula.
J. An indicator that drieved from a Lichen.
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