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3 years ago

Write a scientific explanation to explain how atoms, molecules, and extended structures make up substances.

Chemistry

2 answers:

otez555 [7]3 years ago

7 0

Answer:

tHaNks FoR ThE PoINts

Explanation:

dO YoUR owN HoMewORk kID

STALIN [3.7K]3 years ago

3 0

Answer:

Pure substances are made up of a bulk quantity of individual atoms or molecules.

Each pure substance is made up of one of Individual atoms of the same type that are connected to form extended structures.

A chemical reaction happens when substances break apart or combine to form one or more new substances.

New substances form when bonds break and new bonds form.

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3 years ago

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Convert a speed of 141 mi/h to units of feet per minute show work.

ozzi

Answer:

12408 feet per minute

Explanation:

Given: Speed is 141 mi/h

To find: speed in units of feet per minute

Solution:

Use the following units to convert the given speed into feet per minute.

1 mile = 5280 foot

1 h = 60 minutes

Therefore,

141 mi/h $=\frac{141(5280)}{60} =12408$ feet per minute.

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