Chemistry, 14.09.2019 07:30 rockyroad19
Vehicle gasoline has many slightly different compositions depending on local laws. however, on average it has a density of 0.737 kg/l. this morning you pumped 7.2 gallons of gasoline in order to fill up your fuel tank. how much mass have you added to your car, in kilograms?
1 gal = 3.785 l
use appropriate sig figs in answer!
Answers: 3
Chemistry, 21.06.2019 23:30
What’s the scientific notation for the number 6,840,000,000
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Chemistry, 22.06.2019 05:30
Which of the following two events occur to create a sea breeze? select all that apply. warm air rises on the ocean and moves toward the land to cool warm air rises on land and moves toward the ocean to cool cool air moves from the ocean to be warmed by the land cool air moves from the land to be warmed by the ocean
Answers: 3
Chemistry, 22.06.2019 10:00
Americium-241 undergoes fission to produce three neutrons per fission event. if a neutron-absorbing material is mixed in with this sample so that the rate of neutron production drops down to 1.8 neutrons per fission event, which will be effective at achieving a critical mass? check all that apply. remove a deflective shield surrounding the sample. remove absorbent material mixed in with the sample. compress the sample of americium-241.
Answers: 1
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