The liquid being blue in colour is qualitative data because it was observed not measured
The Salt solution acts as an electrolyte, allowing iron to lose electrons more easily and speeds up the rusting process.
Increases. It gets harder to breathe and keep the rhythm.
The Answer is C
<span> It can be separated by physical means and is uniform in composition.</span>
Answer:
E
Explanation:
A miscelle has a an ionic head which is hydrophillic and interacts effectively with water, helping the miscelle to dissolve. The tail is hydrophobic, it dissolve the grease or stain and removes it from the fabric. The hydrophobic tail extends outside the water, while the hydrophillic head extends into the water. This enables the cleansing action of soap
