Answer:
Boiling both samples of water
Explanation:
while Boiling both samples of water construct a heating curve for each this helps you I dentify the purity of the samples the heating curve of the pure water has sharp Boiling point while the impure does not have
The atomic mass number tells us the number of neutrons and protons in the nucleus of an atom.
The correct answer is False
Answer:
1. In electron dot structure, the dot represent one electrons.
2. Ionic compounds are highly soluble in water.
3. The bond formed by the mutual sharing of two electrons is called covalent bond.
4. there are 3 bonds in nitrogen molecule.
5. the ionic bonds are non-directional.
6. NaCl is taken in molten state
7. formula of common salt is NaCl.
8. Oxygen gas is a diamotic molecule.
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