A1-l sample of co initially at stp is heated to 546 k, and its volume is increased to 2 l.(a) what effect do these changes have on the number of collisions of the molecules of the gas per unit area of the container wall? (b) what is the effect on the average kinetic energy of the molecules? (c) what is the effect on the root mean square speed of the molecules?

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog

Find each value of the five-number summary for this set of data. [note: type your answers as numbers. do not round.] 150, 120, 136, 180, 158, 175, 124, 162 minimum maximum median upper quartile lower quartile

The correlation coefficient between the number of students and marks obtained in end semester exam. (13 marks) give the statistical meaning of the relationship between the number of students and marks b. obtained in end semester exam. (3 marks) draw the number of students and marks obtained in end semester exam scatter diagram c. (4 marks) check list write your name and id corectly write the question number properly use your own calculator. show all the steps to solve the problems. use the correct formula. answer in provided time. don't use your mobile for any purpose. write your answer up to two decimal places