Question

Plzz answer question 9 nd 11......try to answer fast as its urgent ​

Answer 1

Answer:

Q no 9 Matter is made up of small invisible particles. Inter MOLECULAR force of attraction. ... Even though momentarily we can cut the flow of water by placing our hand or finger in between water steam but permanently we cannot cut the water stream as liquid particles are binded with inter MOLECULAR force of attraction.

Explanation:

Q no 11 Higher the melting point, higher the inter-particle force of attraction.

Increasing order of their inter-particle force of attraction:

X (298 K) < Y (314 K) < Z (398 K)

Answer 2

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