Chemistry, 25.10.2020 20:00 vanessacox45
Is it a gold ring? A friend shows you a gift she has received and says it is a gold ring! In the laboratory, you find its mass to be 70.25 g and its volume to be 3.64 cm^3. Is her new ring pure gold? Why or why not? The density of pure gold is 19.3 g/cm^3. d=m/v
Answers: 3
Chemistry, 21.06.2019 18:00
Acylinder is filled with 2.00 moles of nitrogen, 3.00 moles of argon and 5.00 moles of helium. if the gas mixture is at stp, what is the partial pressure of the argon
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Chemistry, 22.06.2019 06:00
If you burn 10 kilograms of wood in a fire (combustion) what is the weight of the products after the fire has finished burning the wood?
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Chemistry, 22.06.2019 17:30
What type of organic molecule comprises the majority of a potato?
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Is it a gold ring? A friend shows you a gift she has received and says it is a gold ring! In the lab...
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