9) A gold mine produced 2,257 kg in the first year but production decreased by 14% annually. Find the amount of gold produced in the third year and the total across
all 3 years. Give the answers to the nearest kg.

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.