Marcellus sent four faxes to gem. the first fax took 14 seconds to send, the second fax 19, and the third 16 seconds and the last 11 seconds, how many second did it take for all 4 messages to send out?

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.