Deon is choosing between two exercise routines. In Routine #1, he burns 22 calories walking. He then runs at a rate that burns 12.75 calories per minute. In routine #2 , he does only running, burning 15.5 calories per minutes. For what amounts of time spent running will routine #1 burn more calories than Routine #2?

the law of definite proportions states samples of a compound will always contain the same proportion of elements by mass. in other words, a given compound will always contain the same elements in the same proportions by mass.the law of multiple proportions states when two elements combine with each other to form more than one compound, then the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers.