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Ulla
1. The distribution below gives the weights of 30 students of a class. Find the mean
weight of the students.
W

By Eloise

Ulla
1. The distribution below gives the weights of 30 students of a class. Find the mean
weight of the students.
Weight (in kg)
40-45 45-50 50-55 55-60 60-65 65-70 70-75
Number of students
2
3
8
6
6
3
2
​

About the author
Eloise

C.True or False
2. The intermolecular force of attraction is the weakest in gases.​

Q
the neutralization reaction between the acid and base is a type of a double dislapcementइन ए केमिकल रिएक्शन बिटवीन सल्फ्यूर

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