evinmason7107 evinmason7107

27-02-2024
Chemistry

contestada

Gold and copper are as heavy as water by 19 and 9 times, respectively. The ratio in which these two metals be mixed so that the mixture is 15 times as heavy as water is:
a) 3:4
b) 4:3
c) 2:3
d) 3:2

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