3 years ago

Witch of these is not a biomass energy source

Chemistry

1 answer:

Vladimir [108]3 years ago

7 0

The answer is A)wind

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A family takes a summer vacation to Florida. They drive for 8 hours before stopping at a hotel for the night. They

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Average speed of the trip = 52 km/hr

<h3>Further explanation </h3>

Distance is the length traveled by an object within a certain of time .

Average speed = total distance/total amount of time ,

Can be formulated :

$\tt S(speed)=\dfrac{D}{T}$

Total distance travelled : 1560 km

Total time : 8 hr + 12 hr + 10 hr = 30 hr

$\tt avg.speed=\dfrac{tot~D}{tot~T}\\\\avg.speed=\dfrac{1560}{30}\\\\avg.speed=52~km/hr$

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3 years ago

Please help I’m stuck

jonny [76]

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wouldn't it be the #2 because +∆H um I forgot

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