Question

If the components of the substance can be separated by a chemical change only
then it is a/an
a)
Element
b)
Compound
c)
Mixture
d)
None
5)
Identify the correct statements
(1)
i.
In a compound such as water, the ratio of the mass of hydrogen to the mass
oxygen is always 8:1.
If 9g of water is decomposed, lg of hydrogen and 8g of oxygen are always
obtained
ii.
111.
In ammonia, nitrogen and hydrogen are always present in the ratio 3:14 by
mass.​

Answer 1

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