chegg a balloon contains a mixture of 2 gases, j and k. if the pressure in the balloon is 1.75 atm and there are 6 moles of j and 4 moles of k present, what is the partial pressure of each gas?

Two students, each riding bicycles, start from the same apartment building and ride to the same building on campus, but each takes a different route. the first student rides 1100 m due east and then turns due north and travels another 1430 m before arriving at the destination. the second student heads due north for 1930 m and then turns and heads directly toward the destination.at the turning point, how far is the second student from the destination?