What is the change in temperature for the aluminum wire? 79.6 loc С When the metal was placed in the calorimeter, its temperature dropped to the equilibrium temperature. Calculate the change in temperature of each metal sample. Record these values in Table B of your Student Guide. B What is the change in temperature for the steel wire? 80 ес What is the change in temperature for the lead pellets? 81.2 -C 2020

Can someone me and plz do the problem

Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14

Jane’s favorite fruit punch consists of pear, pineapple, and plum juices in the ratio 5: 2: 3. how many cups of pear juice should she use to make 20 cups of punch?