When temperature of liquid is increased, liquid gets thinner and thinner and hence it's viscosity decreases.
Density = mass/volume.
As we increase the temperature, volume of the liquid starts to increase but mass of the liquid remains constant. As a result, density of liquid decreases.
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The correct answer is that it is made of atoms that are covalently bonded together. Hope this helps.
A physical property is an aspect of matter that can be observed or measured without changing it. A chemical property may only be observed by changing the chemical identity of a substance.
Answer:
12 sodium 4 phosphorus 16 oxygen. makes the table below to determine the number of atoms of each element in the chemical formula 4Ca(ClO3)2.