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aleksandr82 [10.1K]
3 years ago
9

PLEASE HELP 15 PTS!!!!! How can chemistry be used to improve energy efficiency?

Chemistry
1 answer:
kodGreya [7K]3 years ago
4 0
The products enable our nations efforts to improve energy efficiency . From insulation to coolants to packaging , the product of chemistry help save energy day . But chemistry also is the source of many innovative technologies that drive cleaner energy options , create green jobs and propel u.s. economic growth.
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What force is necessary to accelerates a 1250kg car at a rate of 40 m/s
zalisa [80]

Answer:

F = 50000 N

Explanation:

The acceleration is rate of change of velocity of an object with respect to time.

Formula:

a = Δv/Δt

a = acceleration

Δv = change in velocity

Δt = change in time

Units:

The unit of acceleration is m.s⁻².

Acceleration can also be determine through following formula,

F = m × a

a = F/m

Given data:

Mass of car = 1250 Kg

Acceleration = 40 m/s².

Force = ?

Solution:

F = m × a

F = 1250 Kg ×  40 m/s²

Kg.m/s² = N

F = 50000 N

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3 years ago
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How many electrons are in the 3d sublevel in the ground state configuration of copper?
iren2701 [21]

Answer:

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6 0
4 years ago
Describe the five steps to the procedure called elemental analysis.
alexdok [17]

Answer:

on the successful completion of a number of different steps: planning (identifying the most appropriate analytical procedure), sample selection, sample preparation, performance of analytical procedure, statistical analysis

Explanation:

hope it helps

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Explain why the weight of an object is different on Earth and the moon even though the object’s mass is the same in both places.
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