1. Fill in the blanks.
(a) Different substances give crystals of different and
.
(b) The salinity of sea water is due to dissolved and .
(c) The iron reacts very readily with oxygen in the presence of
.
(d) The general formula for rust is
.
Answers
Answered by
7
Answer:
The formula is approximately Fe2O3•32H2O
for rust
Answered by
1
Answer:
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