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xenn [34]
3 years ago
6

Someone please help will mark as brainliest

Chemistry
1 answer:
Alexxx [7]3 years ago
3 0

Answer: no you need a balance skall to make it the correct balance that you want. yes the hypothesis is correct because you change the balance with your balance scale so obviously it's going to make your hypothesis higher.

Explanation: I HOPE THAT HELPED.

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Gasoline has a density of 0.749 g/ml. how many pounds does 19.2 gallons of gasoline weigh?
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A good first step is writing the amount in terms of ml. 

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that would mean it weighs 0.749*720680g = 54437.32ml = 54.437 L

hope that helps :)
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