Chemistry, 12.09.2021 23:00, haybaby312oxdjli
A collection of pennies was investigated. 10.00% were found to have been minted in San Francisco with an average mass of 2.15 g and 90.00% we’re minted in in Philly with an average mass of 2.156 g. What was the average mass of pennies in this sample? Give the correct answer with the proper amount of significant figures
Answers: 1
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How does the motion of particles in a gas change as the gas cools
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Chemistry, 23.06.2019 00:50, maddysmall32
Which of the following warnings would an agricultural chemist tell a farmer who wants to recycle his or her own ammonia? recycling ammonia is a difficult process that sometimes takes weeks. recycling ammonia requires a degree in biochemistry or a related field. recycling ammonia can be harmful because it is highly flammable and toxic. recycling ammonia costs too much money considering the price of the necessary chemicals.
Answers: 1
A collection of pennies was investigated. 10.00% were found to have been minted in San Francisco wit...
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