Physics, 20.09.2019 02:00 1963038660
British sterling silver is a copper-silver alloy that is 7.5% copper by weight. how many grams of pure copper and how many grams of british sterling silver should be used to prepare 250 grams of a copper-silver alloy that is 20% copper by weight? (round your answers to one decimal place.)
Answers: 1
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The average density of the planet uranus is 1.27 103 kg/m3. the ratio of the mass of neptune to that of uranus is 1.19. the ratio of the radius of neptune to that of uranus is 0.969. find the average density of neptune.
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Emagnitude of the electrical force acting between a +2.4 × 10–8 c charge and a +1.8 × 10–6 c charge that are separated by 0.008 m is n, rounded to the tenths place.
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British sterling silver is a copper-silver alloy that is 7.5% copper by weight. how many grams of pu...
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