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Copper weighing 4480 kilograms has
Copper weighing 4480 kilograms has a volume of 0.5 cubic meters. What is the density of copper?
I started with 4480kg/0.5m and
1 answer
asked by
1carriebear
1,067 views
Professor Wong measured the composition of metals in a sample. The sample contained 338.874 kilograms of copper, 13.75 kilograms
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asked by
elijah
102 views
Olu bought two pieces of cheese one weighing 7/8 kg and the other weighing 6/8kg. How many kilograms did the two weigh together
1 answer
19 views
Professor Garrison measured the composition of metals in a sample. The sample contained 3.89 kilograms of copper, 0.64 kilograms
1 answer
asked by
elijah
98 views
A piece of copper weighing 250 is heated to 100 and then quickly transferred to a copper calorimeter of mass 15 containing 80 of
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asked by
Favour
365 views
Copper is one of a group of metals called the coinage metals. How many atoms of copper (Cu) are in a pure copper coin weighing
2 answers
asked by
chickens
1,563 views
A metalworker has a metal alloy that is 25% copper and another alloy that is 70% copper. How many kilograms of each alloy should
1 answer
69 views
The density of copper is 9.8 kilograms per meter cube and the density of gold is 1.9 kilograms per meter cube. When two wires of
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asked by
Samuel
663 views
A neckless weighing 50 g in air, but it wheighs 46 g in water . Assume copper is mixed with gold to prepare the neckless. Find
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asked by
arun
552 views
how much of a alloy with 30 percent copper is needed to make 6 kilograms
of 21 per cent copper
1 answer
asked by
Chris mason
487 views