Question

as e RC
CBCS BCRICS SO G BOR LOS REIS BODO
BCH BOSH
TORBICE BO..
9.
Several factories were pou
mples were collected from
collected from river A wa
factories located near A and
uring their wastes in rivers A and B. Water
these two rivers. It was observed that sample
19 acidic while that of river B was basic. The
A and B are
(b)
Soaps and dete
(c) Leads
Soaps anu ucuchgehus factories near A and alcohol distillery near B.
Soaps and detergents factories near B and alcohol distillery near A.
Lead storage battery manufacturing factories near A and soaps and
detergents factories near B.
Lead storage battery manufacturing factories near B and soaps and
detergents factories near A.
which of the following, the identity of initial substance remains
a
10.
In
mod ?​

Answer 1

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